When a homeless teen claims his aunt was killed by her boyfriend, Jamie gets Danny involved. Erin is infuriated when McCoy replaces her on a case involving a corrections officer.
When an officer's body camera fails during an exchange with a civilian, Frank must deal with the public's hostile response. Danny and Baez go to great efforts to protect an informant who's denied Witness Protection by the US Marshall Service. Erin looks into claims by a friend's daughter that she was raped at her high-status university.moreless
An on-air interview goes badly for Frank when he's blindsided by the interim district attorney. Elsewhere, Danny and his new boss deal with a drive-by shooting, and they take contrasting approaches to the investigation.moreless
Jamie refuses to shun a cop who testified against her partner, earning him disapproval from Eddie and other officers. Elsewhere, Erin and Danny get into a dispute when a closed case leads to a new murder; and a sports celebrity visits Frank.moreless
Danny and Baez' latest investigation involves a woman whose body was dumped after plastic surgery. The M.E. finds the cause of death to be a lethal dose of fentanyl. Frank asks Jamie to examine a cold case. Erin decides to try speed dating but ends up going against someone in court that she met at the event.moreless
When the CEO of a government military contractor is found sexually assaulted and drugged in a park after he was confronted by protestors, it seems there will be no lack of suspects. But when the detectives' investigation takes them to Iraq, they realize their case may not be a typical sex crime.moreless
Patrick's mother swings into town, causing mixed feelings in the family.
Ed Romeo continues to train Lights in his unorthodox but effective manner. Lights feels in the best shape of his life, but Romeo's constant distain for his Father, Brother and sister wears on him.moreless
Robert thinks his son should quit boxing so Lights turns to another trainer, Ed Romeo. Pat's daughter Ava wants to go to the prom, but her mother has concerns. The family takes exception to the introduction of an outsider into Pat's boxing career.moreless
Lights Leary and his wife Theresa, are once again at odds. She is concerned about their ever worsening financial situation. Lights starts to feel the ever deepening effects of his dementia.
The day before his birthday, Patrick "lights" Leary tries to reach a young fighter, who's only interest, is getting a shot at becoming the heavyweight champion. As Leary's brother Johnny tells him, a title fight would bring in enough revenue to save the gym, which is nearly bankrupt. The decision to train the fighter or not, plus trouble with his daughters at home, cause the day to be extremely stressful for Lights.moreless