Five Vietnam vets, on release from a mental hospital, think they're headed for a weekend camping trip. Instead they become target practice for an army of killers playing violent war games. It's a massacre until one of the vets becomes a machine of revenge.

Leonard Hoffman is an insurance salesman struggling to make ends meet. The fact that he has triplet sons who all want to go to Yale isn't making things any easier. Blanche Rickey is also worried about money; her husband is a millionaire with a weak heart, and she worries that he'll blow through all his cash before he finally dies. When Blanche meets Leonard, she devises a murderous plan that she claims will fix both their problems.