Hero Hunter

A member of the Firehouse 51 family remains in peril; Cruz lends a hand to Severide in the ongoing investigation.

When an act of arson harms someone close to the Firehouse 51 family, Severide must track down the perpetrator; impending budget cuts push Mouch and Pascal to get creative.

Vasquez fights to prove himself at 51; Violet and Novak pursue a troubling mystery; Herrmann is on a quest to keep Molly's profitable.

A traffic jam forces Violet and Novak to take drastic measures to save a patient; Severide shadows Pascal for a day; Kidd goes the extra mile for Isaiah.

Firehouse 51 must band together after a devastating fire catches them off guard; Vasquez continues his quest for answers; Violet and Novak face an unexpected roadblock in the new training protocol.