Shades of Blue

Harlee Santos, a detective from a tight-knit group of Brooklyn cops with questionable tactics, is arrested by an FBI agent who wants to make her an informant. Co-stars Ray Liotta.

Harlee struggles with becoming an FBI informant while Wozniak suspects every member of his crew. Paranoid that Wozniak's search will lead to her, Harlee suggests polygraphng the entire crew, a plan that backfires. An appeals case sends Wozniak to watch tapes from his first encounter with Harlee, revealing a dark secret from their past. Meanwhile, Espada helps Tess deal with her husband's infidelity.

Harlee refuses to give Stahl incriminating evidence against Wozniak but hands over a fully resolved unoffical investigation that Tess and Espara initiated when they moved a body by Tess' house found to be murdered with a 3D printed gun. Wozniak confronts Harlee who executes a dangerous bluff.

Loman's guilt over the death of an unarmed suspect becomes a liability for the crew, forcing them to test his loyalty. Wozniak sends Harlee on an errand that reveals he has a silent partner in the big score. Wozniak realizes Donny has been withholding information. Harlee feigns cooperation with Stahl, but unwittingly leads the FBI to incrimmating evidence,

Harlee and Tess intercept a heroin shipment from a local drug lord who discovers Wozniak's secret and tries to use it as leverage to get his confiscated drugs back. Harlee fears Stahl's interest in her goes beyond the professional, believing he is invading her privacy, and resorts to spying on him with the help of an old friend. Tess tries to use Espada to get back at her husband.

Wozniak's suspicions land on Saperstein, forcing Harlee to convince Stahl to arrest Saperstein in order to keep him safe. Harlee visits her abusive ex, Miguel, who tasks her with tracking down the man who committed the murder for which he is imprisoned.

Harlee Santos takes drastic measures to cover up the murder of her abusive ex, Miguel. Lieutenant Matt Wozniak makes a deal with FBI Agent Robert Stahl to keep himself and his crew out of jail but soon discovers Stahl has led him into an impossible trap. As the crew deals with the fall-out from the failed heist, Tess struggles to keep her painful gunshot wound under wraps.

Following Wozniak's discovery that Stahl's target is his close friend and Mayoral Candidate, Julia Ayers, Wozniak launches an all-out war with Stahl. Meanwhile, Harlee dives into an investigation that takes an unexpected turn into her own past.

After Wozniak refuses to play ball with the FBI, Stahl turns up the heat on Harlee who lands in the middle of Wozniak's dangerous plan to free himself from the Feds by reeling in a bigger fish. Meanwhile, Internal Affairs Officer Verco applies pressure to each member of the crew to discover what really happened to Donnie Pomp.

Realizing that Stahl will stop at nothing to arrest Julia Ayre, Harlee decides to investigate on her own and determine whether there's any truth in his allegations of Ayers active business with the mob. Wozniak is confronted with a drug case that forces him to face the darkest demons from his past, his daughter's death, while exposing the origin of his loyalty.

The mafia seeks revenge on Harlee by framing her for murder. As Harlee works against the clock and her own crew to cover her tracks as Wozniak fights to keep his cop family together when evidence of an old crime puts pressure on the already splintering team. Stahl cozies up to Cristina getting one step closer to the truth about Miguel.

Harlee and Wozniak investigate Caroline's murder, putting Harlee and Nava's relationship in an awkward place because she can't reveal her connection to the crime or the methods she will use to solve it. Wozniak focuses on determining which member of his crew is informing to Verco as Loman uncovers a much deeper secret.

Harlee and Wozniak, still dealing with the fallout from their near death experiences, discover a grisly crime scene riddled with mystery.

Dealing with a loss, Harlee pursues evidence of a higher level of corruption within the NYPD. Wozniak tries to protect Harlee and his crew from escalating threats.

Harlee questions her own sanity as Wozniak keeps secrets from those closest to him. Loman intimidates a witness.

Harlee focuses her sights on taking down the intelligence unit. Stahl’s continued obsession brings him closer to New York. Wozniak uses Wallace as Espada struggles with keeping secrets from Tufo.

Harlee discovers that the intelligence unit’s involvement in criminal enterprises goes deeper than she thought. Ramsey strikes back. Tufo pulls away from the crew. Loman meets a girl.

Harlee and Wozniak try to link the intelligence unit to the cartel while facing the consequences of breaking the blue wall.