Season 4 (2021–22) WXYZ-TV March 25, 2023 and June 4, 2023[]
| Episodes WXYZ-TV | Title | Directed by | Written by | Original air date
USA |
Prod.code | U.S. viewers
(millions) | |
|---|---|---|---|---|---|---|---|
| 155 | Officer Nolan and the entire team race against the clock to locate Lopez after she is kidnapped on her wedding day, not only to save her life but her unborn child's. | "Life and Death"
Season Premiere |
Bill Roe | Alexi Hawley | March 25, 2023 | 155 | 3.03 |
| In the midst of Lopez' kidnapping, West is killed in an attempt to save her. Grey and Evers enlist the help of the DEA, but they are bound by the political ramifications of the case. Nolan, Bradford and Harper enlist Max, who gives them a helicopter and arms to rescue Lopez, who has been brought to Guatemala. Evers receives help from a criminal in exchange for future favors before travelling there himself to make a deal with La Fiera. La Fiera threatens to kill Lopez once her baby is born. Nolan and the others resort to their backup plan. Evers is separated from Lopez as she is brought to the hospital in a staged labor. Bradford and Harper ambush La Fiera at the hospital and save Lopez, who kills La Fiera as they're about to escape in the helicopter. Nolan saves Evers from La Fiera's remaining goons. Three months later, Lopez has given birth to her and Evers’ son, who they name Jackson in honour of West. | |||||||
| 156 | Officer Nolan and Officer Chen's run-in with an infamous thief tips them off to a potentially big heist surrounding the Getty's big gala event; Nolan works up the courage to ask Bailey out on a date. | "Five Minutes" | Lisa Demaine | Brynn Malone | March 26, 2023 | 156 | 3.09 |
| Bradford is promoted to Sergeant and leads the roll call as a new rookie, Aaron Thorsen, is handed to Harper. Harper is convinced Thorsen doesn't have what it takes to become a cop, as he is suffering from memories of his trial for having allegedly murdered his roommate in Paris. However, Thorsen takes on the courage to be motivated to become a cop, convincing Harper to change her mind. Nolan and Chen pull over a notorious thief, Claire Ivey, for speeding, and she gives them a clue for an upcoming robbery. The department conduct a stakeout against her and her crew and manage to prevent the robbery by disguising themselves as the targeted convoy. Nolan gets the nerve to ask Bailey out for a date, to which she agrees, but after a night together, she initially breaks up with him. Afterwards he manages to convince her that she can change and try out a first relationship. | |||||||
| 157 | Officers Nolan and Chen report to a structure fire and suspect that there is more to the situation than meets the eye; after a sniper shooting, the team searches for the shooter and discovers that the perpetrator has a connection to one of its own. | "In the Line of Fire" | Daniel Willis | Robert Bella | April 1, 2023 | 157 | 2.69 |
| Nolan and Chen respond to a house fire and rescue a man trapped inside. The LAFD discovers a body inside after the fire is put out; an autopsy reveals that he was killed before the fire occurred. While on a break, Nolan, Chen, Bradford, Harper and Webb witness a sniper shooting at a private escort vehicle. The sniper escapes, and Harper and Thorsen discover that the sniper has military experience. Nolan and Chen investigate a suspect pool and question Aidan Merritt, who briefly holds them hostage in his own home before Nolan subdues him. Caught in debt to crime boss Elijah Stone after Lopez's rescue in Guatemala, Wesley is forced to work for him, putting his career at risk. Stone assigns him to defend Merritt. Lopez investigates the fire and the suspect pool, revealing to Nolan and Bailey that multiple similar fires occurred in Nevada, suggesting a serial killer is on the loose. | |||||||
| 158 | Officer Nolan and Officer Chen search for a missing person who may have international ties, putting everyone's lives in danger; Harper continues the search for a serial arsonist; Wesley must overcome an impossible task. | "Red Hot" | Lisa Demaine | Diana Mendez Boucher | April 2, 2023 | 158 | 2.83 |
| Lopez returns to work, while Nolan investigates an alleged home dispute where a wife has escaped from her husband's house. Nolan later finds the woman, Linda Charles, walking in an alley, disoriented and speaking a foreign language. The husband and his assistant arrive and pull guns on them as Nolan's suspicions are heightened. All three of them are later revealed to be Russian agents, with Linda Charles, real name Katerina Antonov, having gone rogue. Harper and Thorsen investigate a hit and run involving a bike, where the biker was taken away by the driver. Harper tracks the stolen car to a warehouse, where she finds the victim knocked unconscious. As she is about to run after the suspect, the warehouse is caught ablaze, but she manages to escape with the victim. Nolan and Bailey discover a chip that Antonov lost in his patrol car, only for her to hold Bailey hostage. They manage to break up the fight until the FBI arrest Antonov. Lopez concludes that the warehouse fire was caused by the same assailant from the previous episode. Elijah Stone has Aidan Merritt killed after Evers can't work out a way for him to be released, serving as a last warning to him. | |||||||
| 159 | When a new designer drug hits the streets, Officer Nolan and the team have a Halloween they won't soon forget; Lucy questions whether her apartment building might be haunted. | "A.C.H." | Daniel Willis | Zoe Cheng & Paula Puryear | April 8, 2023 | 159 | 2.64 |
| Halloween in Los Angeles has Nolan and Harper detaining a crazed person in a park, in what initially seems like a zombie attack. They learn at the hospital that the woman took a drug, Bomb-X. Chen assists a neighbour with two ghost hunters who wants to charge her more money than what she can afford. Lopez is handed the case, but the victim, Mrs. Crouch, later decides to drop the case. However, Lopez does learn that the apartment building is in fact haunted. Chen and Tamara investigate the alleged ghosts that the ghost hunters mentioned, only to discover another neighbour being attacked by a stalker. Chen manages to stop him. Bradford encounters another person affected by Bomb-X. He and Nolan enlist Nolan's half brother, Pete, to wear a wire to buy the drug, and they later catch the supplier. | |||||||
| 160 | Officer Nolan and team are on a hunt to retrieve a buried stash of gold before any treasure seekers get hurt; Bradford is tasked with encouraging the oldest cop at the station to retire and invites him to ride with him. | "Poetic Justice" | C. Chi Yoon Chung | Bill Rinier & Natalie Callaghan | April 9, 2023 | 160 | 2.72 |
| Bradford is tasked by Grey to talk veteran officer Jerry McGrady into retiring, and Bradford decides to take McGrady with him on patrol. Nolan, Chen, and Harper start investigating a treasure hunt, based on a cryptic poem which Nolan and Harper found with a suspect. Bradford and McGrady join the hunt, as evidence from an old case worked by McGrady proves to be connected to it. They decipher the poetic clues, which lead them to civilians harming each other, also in the hunt for the treasure. Nolan, Harper, and Chen track the clues to an old abandoned 1920s subway, and are forced to tackle two men who end up in a brawl. The station bids farewell to McGrady after he announces his retirement himself. McGrady's daughter Ashley hints to Bradford that she's interested in him. Nolan, Bailey and Lopez continue the investigation into the previously mentioned serial killer, who Nolan suspects to be Bailey's lieutenant, Fred Mitchell, after he discovers acetone similar to the one used by the killer in his garage, and Bailey searches for evidence in his house. Just as the police arrive with a search warrant, Mitchell's house explodes. | |||||||
| 161 | Officer Nolan and Bailey discover there's more to Fred's death than meets the eye; Officer Chen and Officer Bradford demand a treasure hunt rematch and enlist Officer Grey to help set the terms to a new bet. | "Fire Fight" | Tori Garrett | Corey Miller | April 15, 2023 | 161 | 2.59 |
| Bailey is severely injured in the explosion and has to use crutches. Lopez, Nolan, and Harper reopen the serial arson investigation after a colleague of Bailey reveals that Fred was in the hospital in Nevada at the time of the murders. They also conclude that the real killer was trying to frame him. Bradford and Chen investigate several cases of alleged illegal substances used in makeup and skin cream, and one of the rivals reveals that the other is planning to have her husband killed by a hitman. Bradford goes in undercover as a hitman and arrests the woman in question after she admits to it. Nolan is captured by the real killer, revealed to be Fred's neighbour, Marcus. Nolan is subjected to a cat-and-mouse chase in an abandoned silo complex, eventually escaping and running Marcus over, arresting him in the process. Evers continues his dealings for Elijah Stone, notably discrediting a witness. Having reached his limit following a near-beating from Elijah, due to a lack of communication on his part, he eventually comes clean to Lopez. | |||||||
| 162 | The team goes on a city-wide hunt for an individual who is threatening to cause a mass casualty event; Tim's sister shows up unannounced with some surprising news; Lopez continues her inner struggle over Wesley's deal with Elijah. | "Hit and Run" | Bill Roe | Vincent Angell | April 16, 2023 | 162 | 2.78 |
| Lopez asks Evers to record everything when in contact with Elijah Stone, but he refuses due to client confidentiality and privilege. Nolan and Lopez arrive to talk to "sovereign citizen" Marvin Reynolds, but he shoots at them and escapes, becoming a wanted felon. Bradford's sister arrives in Los Angeles to sell their father's house. Harper and Thorsen search Reynolds’ RV, where they discover weapons and a manifesto. Thorsen also gives Harper advice when she reveals that her ex-husband wants to move with their daughter to San Francisco, and Harper decides to fight the custody battle for her daughter. The police corner Reynolds at the Battleship USS Iowa Museum and eventually shoot him. Bradford decides to join his sister in renovating the house, but refuses to visit their father, and also officially endorses Nolan for union representative. Lopez builds a RICO case against Stone, but learns that Evers told Grey and that they plan to use Evers as an informant. | |||||||
| 163 | Desperate to break free from his connection to Elijah, Wesley tries to plant a listening device in his office to incriminate him; Officer Bradford and his sister, Genny, learn an unsettling truth about their father. | "Breakdown" | C. Chi-Yoon Chung | Alexi Hawley | April 22, 2023 | 163 | 2.66 |
| Bradford and Chen assist his sister, Jenny, with refurbishing their childhood home. Bradford discovers a gun in a wall, and he and Chen open an investigation. The gun was used by Bradford's father in an alleged botched home invasion 25 years ago. His father had an affair with the neighbour's wife; she later confessed to having shot her husband in self-defence, and Tim's father helped her cover it up. Bradford visits his father on his death bed, but still doesn't forgive him. Grey initiates Evers’ wiretapping operation, but his cover is blown by Stone, who threatens Evers’ family. Sometime later, Stone and his crew are attacked by a rival gang, which Stone reveals to be led by La Fiera's security enforcer, Abril. She warns Lopez not to hunt her down. Nolan has Bailey meet his son Henry for the first time, and considers proposing to her, which Henry approves of. However, as the two are out eating, a man walks up and reveals himself to be Bailey's husband. | |||||||
| 164 | Now that John Nolan knows about Bailey's past, he must decide if they still have a future; when a plane crashes in the middle of the city, the team races to find out why. | "Heart Beat" | SJ Main Muñoz | Fredrick Kotto | April 23, 2023 | 164 | 2.84 |
| Nolan is heartsick over learning of Bailey's marriage to Jason Wyler, an embezzler and con artist who abused her psychologically, and who has just been released from prison early for good behaviour. A jarring small plane crash on the streets has the precinct staggered when no pilot is found. The plane's owner, billionaire Levi Lincoln, convicted of murdering his wife, turns up alive and having paid another man a small fortune to serve his prison time for him. Wesley's law license is suspended for six months over his forced dealings with Elijah, but his volunteering legal counsel at the community center takes a troubling turn involving a youth trying to free himself of a drug dealer's grip. Bradford asks Chen's help teaching the dog she gave him to get along with Ashley McGrady after their relationship becomes serious. Bailey confronts Jason and demands he make good on his promise to sign off on their divorce at last. Nolan is forced to turn to Oscar Hutchinson yet again to gain information on both Levi and Jason. Nolan and Harper lead the precinct in capturing Levi at a small private airport following a shootout in a hangar. Jason plants drugs in Bailey's car and she's arrested. Nolan tells Bailey he loves her no matter what and will help set her free before confronting Jason himself. | |||||||
| 165 | The team must rely on a criminal for his expertise to help take down an even bigger threat; Officers Chen and Bradford investigate the murder of an unhoused teenager who used to be friends with Tamara. | "End Game" | Tori Garrett | Terence Paul Winter | April 29, 2023 | 165 | 2.85 |
| Grey authorises an investigation into Jason, and Nolan turns back to Oscar Hutchinson for further help along the way. Chen and Bradford investigate the murder of an 18 year old girl, Becca, who turns out to have been a friend of Tamara Colins. They learn that Becca had stolen a watch from man she met on ClipTalk, and pawned it at a pawn shop. The shopkeeper also gives them the name of the perpetrator, Declan, who in turn was also a friend of Tamara and Becca. Harper discovers she is pregnant with James’ child, and she is determined to keep it. Thorsen struggles to decide if he wants to shoot a reality program with his mother to give his narrative of Patrick's murder, which he later decides to do. Nolan and Bailey expose Jason's motives to another woman, leading to him turning himself in and cooperating with the police in an undercover mission against the Southern Front. However, Hutchinson informs Nolan that he pulled a double-cross, leading to Jason attempting to flee among the chaos, but eventually being arrested by Nolan. | |||||||
| 166 | The team responds to the report of a severed hand washing up on the beach and is on the hunt to find its owner; Tim attempts to prove he isn't a control freak to Lucy and invites her on a double date with him and Ashley. | "The Knock" | Charissa Sanjarernsuithikul | Zoe Cheng | April 30, 2023 | 166 | 2.83 |
| Nolan is elected as the station's union representative, aiming to accomplish changes, which is met with antagonism from the union president, Lt. Landon Briggs. Chen and Bradford discover a severed hand on the beach, which is identified to have belonged to Mark Klinke, who had managed to get himself to hospital before dying. He worked for a biotech company, headed by Devin Swaine, who is reluctant to reveal any further information due to confidentiality. His lawyer, in a desperate attempt, tries to seek access to the culprit, Chester Frey's house, which Lopez denies. The police discover that Frey had obtained multiple human arms to test if they could be healed and animated. Bradford and Chen ambush him in the morgue and arrest him. Grey accompanies Italian detective Romeo Cabarelli in a hunt to find wanted fugitive Kai Zullo; however, upon them finding Zullo, Cabarelli fires on him without signs of him pulling a gun. Grey becomes suspicious. Cabarelli is revealed to be under investigation for misconduct in Italy. Grey, Nolan, and Harper trick him into an arrest of Zullo, leading to Cabarelli's own arrest in addition. | |||||||
| 167 | Officers Nolan and Chen must fulfill three quests if they want to get a stolen police helicopter back safely from a teenage thief; Officer Harper and Thorson must guard a convicted cop killer in the hospital following a prison riot. | "Fight or Flight" | Lanre Olabisi | Brynn Malone | May 6, 2023 | 167 | 3.19 |
| Nolan and Chen pursue a stolen police helicopter, which 17 year old Leo Thomas stole after meeting Nolan in the garage. Leo refuses to land until they fulfill three quests of his, the first of which includes a known drug house, where they arrest and send the occupants to the hospital. The second one includes a man connected to his stepfather who was dealing drugs and owns an alligator. Leo's third quest seems initially difficult, in which he wants them to arrest his stepfather. Grey manages to get the alligator owner to give evidence against Leo's stepfather, who is then arrested. Leo is also arrested once the helicopter runs out of fuel; however, he is released on bail shortly afterwards. Bradford and Lopez investigate a string of burglaries with ties to a friend of Bradford, Des Robinson, who gives up the robbers' identities. However, they find further evidence connecting Robinson to the robbers, before arresting them in action. Thorsen and Harper guard an escaped convict at the hospital, who allegedly killed a cop. Thorsen is convinced of his innocence, and calls in James and Wesley to assist. CCTV footage from the prison proves that the convict stomped a guard during the riot, and will be arrested for attempted murder. Wesley manages to get a lawyer who wants to take the convict's case, making Thorsen hopeful that he can be proven innocent for the murder of the cop, and only face the charge of attempted murder. | |||||||
| 168 | Officers Nolan and Harper help Skip Tracer Randy on his first bounty hunter case; Officer Chen and Sgt. Bradford hunt for a perpetrator on a citywide crime spree. | "Long Shot" | Fernando Sariñana | Natalie Callaghan | May 7, 2023 | 168 | 3.67 |
| Skip Tracer Randy arrives at the station to meet Nolan and Harper about a bounty on notorious Ivy Flynn, whom he sets out to capture, teaming up with them. They roll out on a sting operation, where another bounty hunter, Alicia Kaufman, is about to apprehend Flynn before she escapes amid arguments between the four. Kaufman is revealed to be Randy's lover who shares the same goal, to capture Flynn. A vice investigator tells Nolan and Harper that Flynn was involved in prosecution in addition to her own business, clashing with dangerous thugs. At a hotel, they ambush Flynn and arrest her, and thugs attack them. Kaufman arrives and takes Flynn for herself, but Nolan assists her when they are ambushed in the parking garage. Lopez recommends Wesley become a legal advisor in a new TV series, but the lead actress’ odd behaviour puts him on edge. Bradford and Chen look for restaurant worker Jordan Conner, who unleashed rats in the restaurant where she worked after getting fired and throwing a Molotov cocktail into a man's car. When they find her, she reveals she had cancer before learning she was actually free of it. She describes her own actions as karma against people who disowned her. Chen tries to find her biological father, and learns from her aunt Amy that he was a patient that her mother had an affair with. | |||||||
| 169 | Officer Harper puts Officer Aaron through Plain Clothes Day, but the exercise is interrupted by an unsuspected visitor; after two witnesses for an upcoming grand jury case are murdered, the team must track down the killers before it's too late. | "Hit List" | Robert Bella | Elizabeth Davis Beall | May 13, 2023 | 169 | 3.88 |
| Thorsen's Plain-Clothes Day gets tough when he and Harper discover his mother's film crew following them. He later encounters the father of Patrick Hayes, the friend whom he was accused of having killed and is forced to arrest him after he tries to attack him, but decides to let him go out of respect. As Grey is heading to court to testify in a case against a powerful mobster, a woman is killed in a drive-by and a man is poisoned at the station, both of whom are revealed to have been witnesses in the same case that Grey is testifying in. He is shot and wounded by the female assassin, who he manages to wound and ultimately kill in return. In a raid, the LAPD uncovers burned documents that points to attorney Kellen Myers, who Lopez learns was blackmailed into giving up the witness list. Myers also reveals that Assistant District Attorney Sean Delmonte is on the hit list. Delmonte and Chris Sanford manage to avoid a second assassin upon his arrival and hold out until Bradford, Lucy and other officers arrive and apprehend him. Grey contemplates retirement when he awakes in the hospital and soul searches with help from Nolan, returning the favor Grey did him after Nolan's first on-the-job kill. Bailey attempts to paint a portrait of Nolan, which he deems good despite her reservations. | |||||||
| 170 | Desperate to reset the way the world sees him, Officer Thorsen reluctantly decides to be a part of a reality show to help rebrand his image; the show's producer is found murdered and the team must investigate before Aaron is made suspect number one. | "Real Crime" | Rob Seidenglanz | Bill Rinier & Paula Puryear | May 14, 2023 | 170 | 3.29 |
| Thorsen's reality show crew interviews precinct officers about the crime investigation after the show's director, Morris Mackey, is murdered in Thorson's parents' home. Thorsen himself is among the suspects. The documentary also brings up the murder of the second half of his father's rap duo, which is still unsolved. Patrick Hayes' father is also questioned, as are Thorsen's friends who were with him in Paris. Hayes' case is brought back into the spotlight when the police suspect the murders are connected. Thorsen's mother is also revealed to have been in Paris when Patrick was murdered, but reveals she had a sexual fling with a French footballer. The French investigation into the Hayes murder is criticized for its lack of attention to other suspects, one of them being the finance minister's son. The police eventually conclude that Thorsen's friend Rowan Clausen committed both murders, having always been the instigator for friend activities and opportunity in order to use the latter to smuggle drugs on Thorsen's private plane; Rowan killed Hayes for discovering and threatening to out his smuggling operation, and then Mackey for figuring out he was behind the first murder. In the end, Hayes' father asks for forgiveness, which Thorsen accepts. | |||||||
| 171 | Officer John Nolan and the team feel they must negotiate with a distraught man who is holding a hospital hostage to ensure his wife receives a lifesaving surgery. | "Coding" | Bill Roe | Nick Hurwitz & Sylvia Franklin | May 20, 2023 | 171 | 3.50 |
| Nolan is first on the scene of a car accident whose lone occupant suffered catastrophic injuries, but is still conscious. He talks with her as she dies. She's an organ donor, so he accompanies her body to the hospital. A teenager is first in line for the victim's heart. Harper is at the same hospital due to potential pregnancy complications. Lucy is scheduled to give a deposition about her kidnapping for additional charges against Rosalind Dyer. Things start going wrong at the hospital because a man hacked the system to put his wife first on the list for a transplant. Officers try to talk him and his wife out of their plan, but fail. Despite instituting contingency plans, patients start dying and the hospital agrees to give the heart to the wife. Nolan lets the other recipient talk to the wife, who changes her mind and backs out of the plot. When the hacker tries to release the hospital, his ransomware partners switch to a pure money demand. The officers find them and return the hospital to normal. Harper closes an ongoing kidnapping case and after some rough times, Lucy decides not to contribute to the case against Rosalind. | |||||||
| 172 | The team is called to investigate a train robbery; Officer Chen has doubts about being Sgt. Bradford's aid; Officer Harper takes matters into her own hands and makes a life-changing decision about her personal life. | "Backstabbers" | Tori Garrett | Vincent Angell | May 21, 2023 | 172 | 3.53 |
| Nolan and Chen join forces with Larry "The Badger" Macer, who is now working for the railway police, in investigating the robbery of a cargo train, where a vase was stolen from a freight car belonging to millionaire William Bloomfield. Together with Lopez and Harper, they learn that Bloomfield's cellmate, Brian Shab, stole the vase, but is later found dead in his home. Bloomfield himself points them towards his own children: Francis, Danielle and Zachary. Larry deduces that a missing piece of the vase had a bank account number on it, which might have been the motive for it to be stolen. Nolan, Chen and Larry return to the train yard after a burning car on the tracks is called in. There they find the children fighting over the money, and Danielle and Zachary point to Francis being the killer. Thorsen struggles to find his "superpower" while patrolling with Bradford. But after talking down a man on parol from visiting his child, Bradford notes that his experience from being in jail, gives him the ability to sympathise with people who experienced the same. Harper proposes to James, but he becomes uncertain afterwards due to how suddenly she did it. In the end, they agree to marry and the wedding is attended to by family and friends. | |||||||
| 173 | Officer Nolan and the LA division of the FBI enlist the help of FBI trainee Simone Clark when one of her former students is suspected of terrorism following an explosion at a local power station. | "Simone" | Liz Friedlander | Alexi Hawley & Terence Paul Winter | May 27, 2023 | 173 | 3.95 |
| Nolan and Chen respond to a call of a suspicious person near a power station, which they quickly realise has a bomb in before they escape before it detonates. The FBI's Los Angeles division is called in when it's suspected that the bomber belongs to a terrorist cell. When the FBI learns that the suspect, Zeke Freemont, has a connection to trainee Simone Clark (Niecy Nash), they call her in to assist, but is soon dismissed. Nolan encourages her to stand up for herself and they find common grounds with both having been the oldest trainee. Lead agent Garza calls her in to question Freemont as he only wants to speak to her. He reveals that he built bombs for the bomber, but didn't know what they were for. Lopez and Harper investigate a supposed break in at a professor's house, and with Clarke's help, discover that it was the same suspect as with the bombing, who's later identified as Trevor Gurin, with a classified connection to Groom Lake. With reluctance, Garza takes Clarke on to his team. Through map evidence at the suspect' house and the codeword "Enervo", they deduce that Gurin was former military. He steals further bombs from the National Guard's weapon storage, and iniates his plan to take down the city's infrastructure, starting with the roads. | |||||||
| 174 | The team, alongside the LA division of the FBI, is in a race to stop bombs that have been scattered throughout the city by a suspected terrorist; the joint task force is suspicious of the CIA's involvement in the situation. | "Enervo" | Bill Roe | Alexi Hawley & Terence Paul Winter | May 28, 2023 | 174 | 4.17 |
| The Mid-Wilshire station and the LA Division of the FBI race to stop bombs that have been scattered throughout the city on board separate vans. Deducing that the targets are every freeway, Clarke leads herself and Nolan in the direction of one of the trucks and narrowly sideswipe it just before it reaches a freeway bridge. Grey and Garza take to the skies to get an overview from there, while Bradford and Chen and cavalcades of LAPD and FBI manage to stop the remaining vans, although one still detonates, killing 17 people. Garza and Grey approach the LA CIA station in hope of help, but its chief, Bill August, turns them down, though promises to look into the classified file on Gurin. Bradford and Nolan meet one of the former's former associates, Kate Hill, who works for the CIA, who are quick to shut them down, but are shut down by the LAPD in return. Hill reveals that "Enervo" was a black Ops designed to destabilise foreign cities, headed by August and the lead perpetrator being Gurin, who's real name is Ilya Shokorov. Clarke follows a lead with the help of Zeke identifying a Russian chocolate bar Gurin had. She meets him near the aquarium before the two fight before Nolan arrives. They track Shokorov into the aquarium, where he explains that August deserted him and his crew and left them for dead, and his acts of terrorism was revenge against August. Just then, August's men arrive and a shootout ensues as they flee outside, where the LAPD and FBI arrive to arrest August's men. | |||||||
| 175 | Sgt. Grey supports Officer Nolan's desire to become a training officer and offers to ride with him for the day to get him ready; Tim and Lucy decide on their plans for Mother's Day and a romantic vacation. | "Mother's Day" | Lisa Demaine | Fredrick Kotto & Diana Mendez Boucher | June 3, 2023 | 175 | 3.68 |
| Grey expresses support for Nolan's desire to become a training officer, but warns him to expect retaliation from the union President after standing up to him earlier. They respond to a call at a film set, where Sabrina Fowler explains that another woman, Monica Ditmar, attempted to steal something from her, and they set out a BOLO for her. Bradford and Chen respond to a call of a guard escaping in a Porsche with car and keys of rich people, and Lopez and her mother are victim to a robbery at an expensive dinner. As the three investigations merge, Lopez, Harper, Bradford and Chen realise that both suspects are connected, and thereby all actions were planned. Grey and Nolan clear an apartment and the surrounding areas to set up a boundary for Daniel Tran, a gang informant, who has decided to enter witness protection. DA Sean Delmonte reluctantly allows Tran to visit his mother, but he escapes protection to do so. As Grey and Nolan find him, they take out two men sent to kill Tran, while he escapes, a third one sneakily follows. Nolan manages to disarm him and save Tran. Bradford and Chen discover Monica and her husband Jonah Cahill, to a church, where they force forward their own wedding, but as Monica spots them, a shootout occurs. Jonah is shot and injured, while Monica escapes. As Jonah is transferred to a surgery, Lopez lures Monica to another patient's room before arresting her. Evers decides to take on a higher position at the DA's office following advice from his mother. Grey surprises his wife with horse lessons, but informs Nolan that he will be transferred to a new station, forcing him to miss his TO exam. | |||||||
| 176 | Officer Nolan is forced to spend a week in solitary confinement in a quiet border town with a young local officer who is in need of some training; Sgt. Bradford and Officer Chen go under cover together in a possible drug trafficking case. | "Day in the Hole"
Season Finale |
Alexi Hawley | Alexi Hawley | June 4, 2023 | 176 | 3.65 |
| Nolan and Bailey travel to the border town of Frontera, where he is to spend his "day in the hole" with local cop trainee Gabrielle Navar. Their calls are limited, and Nolan assesses that she is doing good, until a roadside pull-over almost leads to a shootout. He notes that she didn't evaluate the risks properly. The man they arrest, Blair Darvill, asks them to let him go before his gang gets suspicious, but Nolan refuses. Its leader arrives and tries to bribe Nolan, but when he refuses, the gang shoots up the station-diner in an attempt to retrieve Darvill. With a combined effort with Navar and Ellroy, Nell's boyfriend, they defeat the gang and have the survivors arrested as the CHP arrives to assist. In Los Angeles, Chen investigates the discovery of drugs in Tamara's new car, which turns out to belong to Jake Butler, a doppelganger of Bradford. Reluctantly, he agrees to go in undercover to Butler's boss, Roy Hajek, who gives him another mission. Chen is surprised to discover that Butler's girlfriend is a doppelganger of herself, and is tasked to work with Bradford undercover, although they struggle to make an authentic backstory for the two. Harper approaches Grey and asks to stay on as a detective after her parental leave, which he accepts and arranges for Thorsen to receive a new training officer. | |||||||