In the season two premiere, detectives Charlie Crews and Dani Reese are on the hunt for a serial killer when three numbered trunks containing suffocated bodies are found scattered across Los Angeles. With their new boss New York transfer Captain Kevin Tidwell pressuring them to get answers, Crews and Reese race to find a connection between the murders before the killer strikes again. Meanwhile, Ted and Crews attempt to track down the daughter, the lone survivor, of the family Crews was wrongly convicted of killing.
Songs: The Heavy -- Colleen, Gram Rabbit -- Devil's Playground, Priscilla Ahn -- Dream
Charlie Crews and Dani Reese investigate the death of a family man who is found beaten and bound to a chair at the bottom of an empty pool. Captain Tidwell is convinced the murder was an act of gang violence and sends the detectives on assignment. After interviewing the victim’s daughters and two gang members, Crews and Reese’s only clues are an underground party circuit, a bottle of steroids, and a myth about a man only known as Monster. Meanwhile, Ted gets an unexpected visit from Dani’s father who is determined to find out what information Crews has on him and consequently has a request of Ted. Crews also enlists the help of his ex-wife Jennifer to reach out to Rachel , the lone survivor of the murdered family Crews was wrongly convicted of killing.
The body of a cancer research scientist is discovered literally frozen solid, baffling Crews and Reese. The crime scene suggests that an animal rights group took revenge on the doctor by switching out his oxygen tank with pure liquid nitrogen. As the detectives delve into the victim’s tangled private life, they become increasingly skeptical about the identity of the murderer. Meanwhile, Crews is determined to prove Jack Reese was involved in his incarceration, and Ted asks Crews to act as a reference for a business school interview.
A university’s prison experiment goes horribly wrong when one of the students acting as a corrections officer ends up dead. Crews and Reese are in a race against the clock to find the killer. As they interview both prisoners and guards, the detectives discover the social experiment may have done more damage than good. Meanwhile, determined to figure out Jack Reese’s connection to his case, Crews obsesses over a recording he obtained from a wiretap he placed on Reese.
A worker at a tow/wrecking yard is killed on site. The investigation has the team question fellow workers as well as the family of Arthur Grey, an ex-badass who cleaned up is life and now is a music mogul. The episode will also focus on the widow of a police officer who was accidentally killed 20 years ago. The widow was told it was suicide but there is more to this death. Some students who attend Ted's business school class are more interested in learning how to cheat the system than following the laws and rules.
An earthquake hits Los Angeles and the city is a mess. In the middle of all the havoc, Crews and Reese must track down an escaped criminal and killer they put behind bars a year ago. At first, the detectives want to find him in order to prevent him from being killed, but it becomes clear that the escapee is far from a victim.
Ted suffers an inconvenient injury from the earthquake and makes a call for help.
A woman is found in a pool of blood sitting at a table with a romantic dinner set for two. The investigation leads Crews and Reese to a support group for lottery winners full of eccentric characters. The detectives soon discover lottery winners often suffer broken psyches after suddenly becoming richer than they ever could have imagined.
Rachel refuses to tell Crews anything about her family’s murder or about Jack Reese, however, the two unexpectedly realize they share a common bond.
When a murder takes place in a mall on the biggest shopping day of the year Charlie Crews and Dani Reese end up searching for more than just the killer. In a moment of confusion the body disappears, Crews and Reese are then faced with the task of tracking down both the body and the killer in one of the largest malls in America on one if the busiest shopping days of the year.
Crews gets an unexpected visit from an F.B.I. agent.
When a drug dealer and an elementary school teacher are found dead in a bad part of town, it looks like the typical drug deal gone bad. The investigation takes a turn when Crews and Reese discover the dead teacher was a “Badge Bunny,” a term used amongst police officers for women who only date cops. The detectives soon realize the killer could be one of their own.
Crews and Jennifer address their complicated relationship and Ted has trouble retaining students in his business class.
When a sheriff’s deputy is found murdered on an Indian reservation, Crews and Reese find themselves in the middle of a turf war between Tribal police and the county sheriff’s department. The detectives learn the victim was not well-liked on the reservation and the opening of a new profitable casino may have led to the deputy’s demise.
Crews attends a fundraiser thrown by Mickey Rayborn, one of the individuals Crews believes was involved in the conspiracy against him.
A food bank delivery man is found buried up to his neck in a backyard.
Crews disregards the FBI's warning and confronts Mickey Rayborn about his role in the conspiracy that put Crews in jail.
Songs: Cold Play -- 42, Los Dug Dug's -- Lost in my world
When three Russians, including an engineer, are found dead the investigation leads Crews and Reese to Russian mobster Roman Nevikov who Crews believes is somehow linked to his own case.
Crews shoots an intruder who turns out to be someone he knows very well and Reese falls back into old habits.
Crews and Reese find a long list of suspects when they investigate the shooting of a retired NASA pilot, including his son and business partner. The case takes a drastic turn when they find out the pilot had paid the Russians millions to take a trip into space. Meanwhile, Tidwell attempts to shake Crews' memory to find out who it was that shot him.
Songs: Wotlie -- Becky Part Piece, Jim White -- Crash into the sun, Groove Armada -- Hands of time, M83 -- Highway of endless dreams, Kinky -- Oye Como Va, Maple Mars -- Silver Spy Satellite, Godshills -- Way (aka "March")
Crews and Reese search for the killer of a lead singer of a heavy metal band after he is found suffocated. Their prime suspect is their former front man whom the band had ousted. But they also have their eyes on a homeless man who is a devoted fan. Elsewhere, Crews learns that his father's wedding has been canceled.
A man is found both beaten and shot dead inside a roofless house. Crews and Reese's investigation finds that the victim had been running a construction scam which left his clients both strapped for cash and without a roof. They meet up with an eccentric man who is known to be violent and a woman with a long police record while running interviews with duped victims. Meanwhile, Crews has a confrontation with Mickey Rayborn, which sheds light on a conspiracy against him.
Crews and Stark investigate the murder of a financial advisor with two weaknesses: women and pigeons.
A soldier is stabbed while on leave in L.A., with Stark and Crews send in to investigate. Elsewhere, Crews is lead to a surprising discovery by Mickey Rayborn's security specialist.
Det. Jane Seever is an overachiever who has been named Crews' new partner. Their first investigation deals with a court reporter's murder, who was a pen pal with an imprisoned jewel thief.
A co-worker is suspected of murder when Crews and Seever investigate the death of a coroner. They must work fast to find out if the coroner is guilty, or there will be a chance that future cases would become compromised. Elsewhere, Ted tries to work things out with his daughter.
Songs: Jim Noir -- Don't You Worry, Andrew Bird -- Fiery Crash, Crystal Method -- High Roller
The detectives look into a politician's murder. The victim had been working on a banning of handguns which would cost gun companies millions of dollars. Elsewhere, Crews looks into the new FBI duties of Reese.
Season 2 ends with Crews looking for Reese, who disappeared while on a case with the FBI. What he discovers is that his partners disappearance is connected to the conspiracy that had put Crews in jail.