Sam Porretta

As the bar opening nears, Dawson and Casey rekindle their former close relationship. Meanwhile, Herrmann's wife experiences complications with her pregnancy.

A wave of threats hit Chicago, leaving Firehouse 51 in a desperate situation. Meanwhile, Chili's behaviour continues to cause concern.

Firehouse 51 responds to a dangerous structure fire that leaves one of their own in jeopardy. Borelli confronts Boden about his brother's death.

While checking out a warehouse, a dangerous incident takes place and Casey must step in to save a father and his daughter.

While responding to a call, Dawson accidentally hits a pedestrian who steps out in front of the ambulance, and must deal with the repercussions.

Foster faces blowback after pointing out a doctor's oversight, Brett helps Casey look for a new flat, and Kidd prepares Tuesday the Dalmatian for the Fire Safety Dog Competition. Plus, a serious accusation is levelled against Severide.