Steve Pickering

An arsonist targets Lt. Severide. Meanwhile, Station 51 is under scrutiny by Gail McLeod, a financial consultant for the city who is deciding if any firehouses should be closed. Mouch receives a visit from his Japanese girlfriend, Lt. Casey "celebrates the one-year anniversary of Andy's death, and Shay suspects Severide's paternity.

Kane makes a professional turn to a new way of doing things when he extricates the housing project from the corruption that plagues his entire city. Kane’s young aide, Ian, has a threatening secret that he manages to hide from Kane. Kane tries to reconnect with wife, Meredith, and daughter, Emma, but his attempts at a harmonious family are disastrous.

Kane orders a corruption sweep and arrests several members of his own political machine. Kitty O’Neil crushes Zajac’s campaign just as he is on an upswing. Kane spirals out of control when his mental symptoms reach a boiling point and he can no longer distinguish between his hallucinations and reality.