Keith Kupferer

Cruz puts himself and his fellow firefighters in danger; Casey tries to resolve issues with his sister and mother; the team assist the bomb squad with a dangerous call.

Michael sacrifices Fibonnaci to Philly in order to restore Abruzzi as commander of the prison's work detail and put the escape plan back on track.

While providing security for a medicinal marijuana dispensary, Halstead and a colleague are targeted by a gang who want to get their hands on the profits.

In the aftermath of recent events, Jimmy seizes the opportunity to reconnect with an old friend. Meanwhile, Chuck adjusts to a new way of life.