Kidd and Severide investigate a trucking company responsible for a string of accidents. Herrmann recruits Kylie to help get new radios. Firehouse 51 celebrates Violet’s birthday.

Violet risks her job to deliver a baby on a tragic call. Mouch, Capp and Tony help Cruz track down Javi’s stolen bike. Damon’s departure weighs on Severide.

Severide and Van Meter investigate a fire at a family-owned restaurant. Pascal questions Kidd’s leadership.

After Damon disobeys Kidd’s orders on a call, he turns to Severide to protect him. Herrmann searches for the perfect scent to spice things up with Cindy.

A new chief shakes things up at Firehouse 51. Violet and Novak work to uncover the truth behind a car crash. Cruz keeps a watchful eye on Severide and Damon’s growing bond.