Shades of Blue

Harlee Santos has dedicated her life to being a single mom and a New York City police officer. Her squad of detectives at the NYPD is her family, but when their questionable practices attract the attention of the FBI, Harlee is recruited to work undercover for the FBI's anti-corruption task force must choose between ratting out her team or losing her daughter.

Harlee (Jennifer Lopez) struggles with becoming an FBI informant while Wozniak (Ray Liotta) suspects every member of his crew. Paranoid that Wozniak's search will lead to her, Harlee suggests polygraphing 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 (Vincent Laresca) helps Tess (Drea de Matteo) deal with her husband's infidelity. Also starring Warren Kole, Dayo Okeniyi, Hampton Fluker, and Sarah Jeffery. Guest starring Gino Anthony Pesi, Santino Fontana, Annie Chang and Lolita Davidovich.

Harlee (Jennifer Lopez) refuses to give Stahl (Warren Kole) incriminating evidence against Wozniak (Ray Liotta) but hands over a fully resolved unofficial investigation that Tess (Drea de Matteo) and Espada (Vincent Laresca) 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. Also starring Dayo Okeniyi, Hampton Fluker and Sarah Jeffery. Guest starring Gino Anthony Pesi, Santino Fontana, Mark Deklin, Michael Esper, Annie Chang and Lolita Davidovich.

Loman's (Dayo Okeniyi) guilt over the death of an unarmed suspect becomes a liability for the crew, forcing them to test his loyalty. Wozniak (Ray Liotta) sends Harlee (Jennifer Lopez) on an errand that reveals he has a silent partner in the big score. Wozniak realizes Donnie (guest star Michael Esper) has been withholding information. Harlee feigns cooperation with Stahl (Warren Kole), but unwittingly leads the FBI to incriminating evidence.

Harlee (Jennifer Lopez) and Tess (Drea de Matteo) 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 (Warren Kole) interest in her goes beyond the professional, believing that he is invading her privacy, and resorts to spying on him with the help of an old friend. Tess tries to use Espada (Vincent Laresca) to get back at her husband.

Wozniak's (Ray Liotta) suspicions land on Saperstein (guest star Santino Fontana), forcing Harlee (Jennifer Lopez) to convince Stahl (Warren Kole) to arrest Saperstein in order to keep him safe. Harlee visits her abusive ex, Miguel (guest star Antonio Jaramillo), who tasks her with tracking down the man who committed the murder for which he is imprisoned.

Wozniak (Ray Liotta) grapples with his guilt over attempting to kill Saperstein (guest star Santino Fontana) as he is faced with the need to finish the job. Harlee (Jennifer Lopez) desperately tries to protect Saperstein as she struggles to keep the unit from being torn apart by suspicion and grief. Stahl (Warren Kole) gets closer to uncovering Harlee's relationship with Miguel (guest star Antonio Jaramillo).

After Saperstein's (guest star Santino Fontana) death, Harlee (Jennifer Lopez) realizes there are no lines Wozniak (Ray Liotta) won't cross and decides to help Stahl's (Warren Kole) investigation. The crew retaliates against a pair of abusive cops after they harass Harlee's daughter Cristina (Sarah Jeffery) and her boyfriend. Wozniak makes Loman (Dayo Okeniyi) feel like a part of the unit.

Harlee's (Jennifer Lopez) collaboration with Stahl (Warrren Kole) uncovers Wozniak's (Ray Liotta) secret relationship with Donnie (guest star Michael Esper). Wozniak decides to take charge of the big job after picking up a package that turns out to be a kidnapped man. A mysterious call to Saperstein's (guest star Santino Fontana) desk forces the crew to face their mixed feelings about their fallen friend and ultimately decide to preserve his memory.

Harlee (Jennifer Lopez) and Wozniak (Ray Liotta) secure more details on the big score and meet Donnie's (guest star Michael Esper) silent partner, who reveals himself to be a DEA agent. They learn the big score is an armored truck heist. Wozniak takes interest in a fellow marine veteran who is suspected of murder under dubious circumstances.

On the day of the heist, Harlee (Jennifer Lopez) realizes she misplaced her trust in Stahl (Warren Kole) but it's too late to back down. Harlee tries to get immunity for her crew as she participates in the heist knowing that it will lead to Wozniak's arrest. Miguel (guest star Antonio Jaramillo) discovers Harlee's secret. Loman (Dayo Okeniyi) unwittingly witnesses the heist just as the exchange goes terribly wrong.

Harlee (Jennifer Lopez) and Wozniak (Ray Liotta) must face the consequences of the disappearance of the heist's money. Out of options, Harlee approaches the FBI and promises to find the money and deliver Wozniak and his partners if Stahl (Warren Kole) keeps her in play.

Unable to provide Donnie (guest star Michael Esper) and Linklater (Stephen Lang) to the FBI, Harlee (Jennifer Lopez) makes a deal with Stahl (Warren Kole) to exchange her own immunity for that of her crew. Harlee comes face to face with Miguel (guest star Antonio Jaramillo) who reveals his darkest side as he demands to be a part of Cristina's (Sarah Jeffery) life. Also starring Ray Liotta, Drea de Matteo, Dayo Okeniyi, Vincent Laresca and Hampton Fluker. Guest starring Gino Anthony Pesi, Michael Esper, Leslie Silva and Antonio Jaramillo

Jennifer Lopez stars as NYPD Detective Harlee Santos in NBC's Shades of Blue. Get a first look at the series with this special sneak peek.