The enchanted lives of a couple in a secluded forest are brutally shattered by a nightmarish hippie cult and their demon-biker henchmen, propelling a man into a spiraling, surreal rampage of vengeance.

A security guard protects an eleven year-old girl who is being targeted by a gang for participating as a trial witness.

A westerner named Casey, studying Ninjutsu in Japan, is asked by the Sensei to return to New York to protect the legendary Yoroi Bitsu, an armored chest that contains the weapons of the last Koga Ninja.