Tensions erupt between Hastings, Arnott, and Fleming as they decide on the next steps in the case. Increasingly desperate and unwilling to await his fate, Gates goes on the run, ready to play one last card.

After winning Gates's trust, new team member DC Kate Fleming begins to pay close attention to his work. Scrambling to cover his tracks, Gates fears he is about to lose the two most important things in his life his career and his kids.

Witness to a murder, Gates realizes he has more to cover up than his own misdeeds. Meanwhile, an increasingly confrontational Arnott closes in on Gates, prepared to take more and more risks to bring him down.

When Lindsay is given a special dispensation to leave prison to visit her dying mother, AC-12 realizes too late how much danger she may be in.

Lindsay is denied bail and finds herself targeted in prison. When she is subject to a violent attack, she tells Kate about a relationship with an executive police officer who may have had reasons to want her framed.

Lindsay fights for her life as details emerge about a vicious conspiracy involving corrupt police officers. With growing evidence of links between Deputy Chief Constable Dryden and the ambush, Hastings is under pressure to arrest his senior officer.

Brent Mason and Hayden Winstead can't stand each other. She plans exclusive parties for her rich family's charities; he's a rough-and-tumble cop who rigs explosives for a living. Could two people be any less suited for conversation? They think not and prefer to keep it that way. Unfortunately, their two best friends are deeply, disgustingly in love. Forced together, the mutual attraction simmering beneath the surface of Brent and Hayden's non-relationship...

Story Brooks's fiancé just called off their wedding two weeks before the happy day. As if that isn't bad enough, her semi-estranged father, an infamous NYPD hostage negotiator, has suffered a heart attack. Not wanting to examine her lack of emotion over the broken engagement, she hops on a plane to reconnect with her father before it's too late. Playboy hostage negotiator Daniel Chase has never been refused by a woman. So when a debate over hospital...

After a criminal is shot dead during a police raid, AC-12 begins gathering evidence against Sergeant Danny Waldron, but it may be hard to get any information out of Danny's tight-knit unit.

Arnott digs deeper into Danny's past to try to make sense of his actions. Meanwhile, Kate continues her undercover investigation into Danny's unit.