To his surprise, Gary runs into his mother in the middle of Chicago. Later he shadows her and sees her drinking champagne with a strange man. Gary first suspects an affair, but learns that the stranger has tricked her into investing in a fictive company.

Crumb is about to publish a manuscript about police corruption in Chicago, when he becomes the target of someone who doesn't want the book to come out. Gary and Crumb then narrowly escape a drive-by shooting, and Federal Agent Brigatti, who recently transferred to the Chicago detective squad, takes on the case and attempts to track down Crumb's potential killer.