While touring in Italy, a recently-widowed American opera singer has an incestuous relationship with her 15-year-old son to help him overcome his heroin addiction.

Two carefree pals traveling through Alabama are mistakenly arrested, and charged with murder. Fortunately, one of them has a cousin who’s a lawyer – Vincent Gambini, a former auto mechanic…

With a serial strangler on the loose, a bookkeeper wanders around town searching for the vigilante group intent on catching the killer.