In the Far-East, Italian police inspector Rizzo and American mobster Frank Barella co-operate in finding clues about the identity of a dirty cop in Rizzo's narcotics department.

Piedone (Bigfoot) Rizzo is accused of drugs trafficking. In order to clear his name he has to find out who is the person, from a Mafia ring, who has infiltrated his police department.—Salvatore Santangelo <[email protected]>