Josh Salt

Danny investigates the return of a person who mysteriously disappeared 13 years ago, Frank receives orders to attend an event honouring a man who conspired against the police, while Eddie and Jamie assist a woman they think is being exploited.

Casey tries to convince everyone he is healthy; Shay avoids the lawyer who wants to talk about Daryl's suicide; Otis and Katie grow closer; Boden helps a woman with a negligent landlord.

Reese tries to protect a bounty hunter who continues to pursue her target despite a potential threat to her life. Finch puts his plan into motion.

The team investigate when a teenage girl is violated in a home invasion; Platt and Mouch receive troubling news about their wedding; Voight helps an old friend.