Casey has to decide if he should report that a cop's son is responsible for a drunk car accident that left a teen paralyzed. Meanwhile Severide is diagnosed with a fractured vertebra and Mills has trouble sharing his time between his mother and the job.
While Miller publishes a story that threatens to destroy Kane, he battles to stay on top, but is concerned over Doyle's alliance with Kitty.
As the city's emergency managers prepare to take over, Kane's enemies threaten to unseat him.
While his wife and daughter reject his efforts to reconnect, Kane streamlines his political staff.