Michael Accardo

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.

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

Brett and Foster question the suspicious circumstances surrounding a brutal attack at a juvenile detention center, which leaves them searching for the truth. A convoluted new technology installed inside Firehouse 51 tests everybody's patience. Kidd gets chosen to represent the district at a leadership conference.