With tensions still running high between Chief Boden and Bennie Severide, things boil over when Mills confronts Bennie about the fire that killed his father. Meanwhile, Severide, Casey and Bennie uncover the truth behind two mysterious diner fires an... (more)d Shay takes a new direction with her plan to have a baby.

Christian Stolte, Joe Miñoso, Ron Dean, Treat Williams, Yuri Sardarov