A woman claims that Brian Cassidy (Dean Winters) raped her while he was working under cover; when Cassidy and his lawyer utilize surprising defense methods, Detective Amaro is affected.

After Dee suffers a heart attack, she and Dennis try to live a healthier lifestyle. Meanwhile, Charlie and Mac take corporate jobs to get health insurance.

After a police officer is murdered, Patterson unlocks a disturbing tattoo that appears to have predicted his killing, and the team chases a violent clue trail to stop further attacks….

Red and the FBI try to stop a dangerous messenger (Robert Knepper) whose appearance is unknown; Liz is thrust into a kidnapping plot.