After Hammer finds his best friend murdered, he vows an oath of revenge. During the course of his search for the killer, he encounters a suspicious female doctor who runs a New York sex clinic. Based on the 1947 novel by Mickey Spillane.

A beautiful woman tries to convince her housekeeper's son to murder her abusive husband, with unforeseen results.

After he is blamed for his partner's death a Miami customs officer takes a job as a bodyguard for the beautiful girlfriend of a drug smuggler in order to infiltrate the corruption..