Paul Racine, a high-powered American business executive in Japan, is catapulted into a maze of danger and intrigue after he and his sexy companion are the targets of assassins hired by the ruthless Kinjo. To survive, Racine must join forces with a powerful samurai and together they will fight the force of evil in an awesome battle rooted in centuries of brutal conflict.

Takashi and four of his classmates, fourth-grade students, cannot succeed in doing a back pullover around a horizontal bar. Their gym teacher warns them: they have one week to succeed; if they resign now, then, tomorrow, facing life difficulties, they will always run away and become bums.