Casey tries to convince Dawson and Severide he's doing better.
Chicago Fire returns from its winter hiatus on January 7th.
With the close of Firehouse 51 looming, Chief Boden and the squad plan to fight the decision on Chicago Fire.
Boden tries one last time to keep the firehouse from being closed while a romance begins between Casey and Dawson on Chicago Fire.
Casey isn't happy to see his parental duties end while Cruz and his brother deal with the aftermath a a shooting in their neighborhood on Chicago Fire.
When a tanker and a commuter train collide, the fireshouse squad is called to the scene on Chicago Fire.
While on a run Severide stumbles upon a child trapped in a construction site while McLeod and Boden argue over the future of the firehouse on Chicago Fire.
McLeod pushes for Boden's early retirement and goes as far as finding a possible replacement and the mole's identity finally comes to light on Chicago Fire.
Severide pushes to have the serial arsonist charge while Clarke is under suspicion for being a mole inside the firehouse on Chicago Fire.
Severide must find proof to confirm his theory on the arsonist's identity while Casey must get used to a whole new lifestyle on Chicago Fire.
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