Tim Hopper

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

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.

Cruz's past comes back to haunt him; Severide prepares to teach an arson class at the academy; Mouch searches for a victim's next of kin.

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.

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

On the drive home from a family meal with Linda and the children, Danny's car hits a man who had run into the road in front of him. As Danny seeks to help the victim, shots are fired out of nowhere, and Linda feels that, compared to the NYPD, she's constantly an afterthought.