Melissa Ponzio

Boden and Cruz risk everything to save their own when a fire burns out of control. Severide comes to seriously question his judgement.

Dawson is rattled by a suicide note she receives in the mail. Is it too late to intervene? Meanwhile, Casey contemplates a life-changing purchase.

As the group faces a brand new enemy, Rick and the others must fight to protect the livelihood they worked so hard to create at the prison.

While on a supplies mission to a local college, members of the group run into multiple hurdles.

Boden pushes his team to pull it together in the aftermath of the explosion, Casey works to track down a missing Severide, Newhouse brings news about one of Mills' relatives and Herrmann and Otis come up with new goals.

The second season draws to a dramatic close as the crew tackle a roaring fire at a school. Dawson takes her exam and Boden's plans go awry.