When two teens discover a lifeless body in the street, Lt. Joe Kenda must determine if the killer was a jealous lover or just plain unhinged. Then Kenda turns to a forensic expert to see if a young mother could possibly have hung herself.

Sgt. Joe Kenda is faced with his worst nightmare when he learns a friend and fellow officer, Mark Dabling, has been killed in the line of duty. Police conduct an all-out manhunt and discover the gunman is even more dangerous than they'd thought.