A rich brother and sister are crazed killers. She lures men into her bed, and he attacks them and murders them. A detective is assigned to find the killers and bring them in.

Mayoral candidate Dr. Rachel Larkin has a dangerous plan for swift justice in the form of a band of ex-convicts, called the Peacemakers, who roam the streets to do her bidding. When a boxer friend is killed by Larkin's thugs, an outlaw cop goes undercover to get evidence, and works his way up to the inner circle of the doctor's army.

An undercover cop teams up with a martial-arts expert to stop a gang of drug smugglers and car thieves.