Janet Ulrich Brooks

Members of Firehouse 51 are forced to contend with a house fire, but when the injured owner is rescued from his cellar clutching a suspicious box, Lt. Severide (Taylor Kinney) brings in Sergeant Voight (guest star Jason Beghe, Chicago P.D.) and Detective Lindsay (guest star Sophia Bush, Chicago P.D.) into the mix for further investigating. Elsewhere, Mills (Charlie Barnett) wonders if the dangers of Newhouses’s (guest star Edwin Hodge) off-duty gig are worth the cash returns, while Molly’s II is in dire need of a good chef.

Dr. Charles (Oliver Platt) feels pressure when Dr. Choi (Brian Tee) and Dr. Manning (Torrey DeVitto) criticize his medical decision regarding an ill newborn baby. Dr. Rhodes (Colin Donnell) comes to terms with his relationship issues. Goodwin (S. Epatha Merkerson) helps Bert (guest star Greg Williams) understand Lyla's (guest star Garcelle Beauvais) sickness.

Chicago is bankrupt and a team of receivers pour in to take control of the city. But losing his mayoral power isn’t the biggest danger to Kane as various enemies including Sentinel editor, Sam Miller, threaten to expose his illness and corruption. Does Kane have a plan in his back pocket or will he go down with his city?

It's the moment of truth for the city of Chicago and the Chicago Police Department. FBI Special Agent Cuyler (guest star Adam Arkin) returns to pay Superintendent Colvin a visit, and Jarek stops at nothing to address family issues that have haunted him for years. When Jarek and Teresa are forced to put everything on the line, the stakes are raised as their case against the kingpin of corruption in Chicago comes to a climactic conclusion.