Sho Kosugi plays Cho Osaki, an artist living in Japan who returns to his home to find that a gang of evil ninjas has massacred his family. Only his son and his mother survive the attack and at the suggestion of his close friend and art broker, moves them all off to America in hopes of starting a new life and opening a gallery in which he can display his hand made Japanese dolls. Cho, who used to be a ninja, seals up his sword and vows never to use his ninja powers again.