Madison Dirks

For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating.

Severide hides his serious shoulder injury as he tries to rescue a construction worker from a collapsed building; two teens are trapped in a vehicle.

Taking an interest in health and safety, Cheryl sets new rules that cause Jim to feel stifled.

In the aftermath of Halstead's apartment fire, Marcel, Choi and Archer work together to try to save the survivors; Charles and Med's new fellow, Cuevas, helps a paranoid patient; Scott makes a life-changing decision.

Charles and Cuevas clash over the treatment of a paranoid patient; Choi treats a pregnant patient from Asher's past; Marcel and Taylor help a man who needs a risky neurosurgery.

In the last ever episode, Jim chokes on some food and finds himself on trial in heaven, where Andy represents the defense and Dana the Devil.