After almost a two-year absence, a serial killer has reappeared to terrorize some of Chicago's west side neighborhoods. Detective Juan Garcia is transferred to the West Side to work with seasoned veteran Detective Mike Ricci to find the sinister killer.

Young men are being murdered in brutal fashion. In an odd twist, the killer leaves a calling card at each scene: the murder weapon! What message is the killer sending? Is the man dressed in black the killer? Is it the Snowman? Someone else? Garcia and Ricci work frantically to find the killer before he strikes again. In the midst of the turmoil, unbeknownst to Garcia, Ricci is keeping a secret from him. Welcome to Chicago's dark side as detectives race to identify the Candy Man Killer.