An American ninja’s wife is held hostage by a sadistic Nazi chemist on an Asian island. He teams up with an African-American ninja to rescue her.

A motorcycle gang kidnaps a young woman, Josie, from a diner and brutally kills her. Many years later, the girl’s father finds a magic crystal that can bring the life back to dead objects. He uses it to re-animate his daughter. He lets her seduce any young man that comes to visit the small town and then kills them. Four young students, two boys and two girls spend a vacation near the town, Hellgate. They hear about the story and get involved.

July ’72. Vietnam. Lt. Steve Shepard missing in action. Presumed dead…15 years later he’s still there.

On a remote Caribbean island, Army Ranger Joe Armstrong saves an old friend from the clutches of “The Lion”, an evil super-criminal who has kidnapped a local scientist and mass-produced an army of mutant Ninja warriors.