Jim Lyon is a private Investigator who has a penchant for finding trouble. More often than not, his troubles result from trying to help his friends. In this case, he found more trouble than any man should have to face. He finds himself matching wits with a serial killer called The Butcher. Jim was ambivalent about The Butcher, being willing to leave that matter to the police, until The Butcher starts killing his friends. That made the killer's actions personal. The detective develops a computer program that allows shim to predict when the killer will strike again. The matching of wits takes...