Patients seem to get sick or die whenever a talented surgeon is on duty.

Detective Jon Burge has a gift for closing even complex cases with a confession. So when allegations about his interrogation methods surface, they are ignored or dismissed until an explosive tip-off suggests that Burge is hiding a sinister secret.

By infiltrating the shady but glamorous world of cocaine dealers and drug mules, Joe Miedzianowski has become one of the best Gangs and Guns cops in the Chicago PD. But a series of suspicious events leads the FBI to wonder exactly who's side he's on.

Paul Bergrin is a successful defense lawyer and happily married family man. Lured by his criminal clients, he embarks on a double life of drugs and vice. When Bergrin wins unwinnable cases, the Feds suspect he's more dangerous than his own clients.

In an Illinois town in the grip of the Chicago mob, Police Chief Michael Corbitt is surrounded by temptation. A string of extortion scams, violent crimes and a deadly extramarital affair prompts investigators to fear that Corbitt has been lured in.

Sidney Dorsey is a former homicide cop who rises to become the powerful Sheriff of DeKalb County. But amid claims of corruption, Dorsey is challenged by a political rival and people are pushed to commit terrible acts to maintain their grip on power.