Michael Bradway

Severide puts his job on the line to help out one of their own. Kidd navigates Natalie's complicated relationship with her sister. Herrmann prepares to take the Chief test.

Kidd strengthens her bond with Natalie during a road trip. Severide investigates a car fire and uncovers surprising evidence. Violet receives a career opportunity after being featured in a local newspaper.

A new chief shakes things up at Firehouse 51. Violet and Novak work to uncover the truth behind a car crash.

Severide investigates an old house fire from 10 years back in which Kidd had responded. Carver and Violet search for a mystery medic who abandoned a victim. Novak looks for a roommate.

Deputy Commissioner Boden (Eamonn Walker) returns to Firehouse 51 to investigate a disastrous firefight and the surrounding mystery that left one of their own in peril.

Kidd connects with a troubled teen interested in Girls on Fire. Cruz, Capp and Tony eagerly wait to try out Squad's new saw. Violet and Novak are stumped by a bodybuilder who passed out at the gym.