Billy Smith

Rhodes and Zanetti race to save a member of Firehouse 51; April's brother struggles during his first day at the hospital; a woman saved from a burning building leads to a bigger mystery.

Emotions run high when Eric Matheson, accused of murdering his wife, takes the Lightman Group hostage to force them to help him uncover the real murderer.

Brody's efforts to sever ties with Abu Nazir triggers flashbacks to his time as a captive. Meanwhile, the mosque shooting results in a public-relations nightmare for Carrie.

Following the dramatic events at the mill, Carrie must decide where her heart really lies: Does she want to be back at the CIA—with a promotion, no doubt--or a very different life? Brody shares a drink with Faber to consider the future of his family, while Saul is tasked with a secret mission. And Quinn makes a decision that may change everything.

The murder of a rare bookseller brings Jane and Maura into the world of Keltic writings and coded confessions, just as Maura is preparing Jane to meet her new man. Angela's relationship with Cavanaugh changes pace.

Tommy Caffee's brother returns from being on the lam; Tommy's wife, Eileen, deals with her demons via drugs and alcohol.