The investigation into the murder of a former bookie turned mob informant reveals a disturbing new wrinkle in organized crime involving legitimate businessmen moonlighting as contract hitmen in a battle for mob leadership, and ends with a Federal ploy to nullify the plea bargain in the case, leaving McCoy seething and two more people dead.

A city employee's clerical error sets in motion a chain of events which culminates in a fatal shooting at City Hall and a secret federal court proceeding with sinister implications.