Will apologizes on-air for past newscasts; Charlie is warned by management; Jim soothes Maggie during a panic attack; Will parades his dates in front of Mac.
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.
For the firefighters, rescue squad and paramedics of Chicago Firehouse 51, no occupation is more stressful or dangerous, yet so rewarding and exhilarating.
When Severide's father (Treat Williams) visits, he clashes with Chief Boden over a former colleague's death; Shay makes a decision about Clarice; the mystery about Herrmann, Otis and Dawson's bar is revealed.
John takes drastic measures to try to save Hicks; Sammy's lie weighs heavily on his conscious; Lydia and Ruben track down a John Doe; Ben's relationship with Elena grows serious.