Farley stars as Haru, an orphaned American who washes to shore in Japan and is mistaken for the Great White Ninja of legend. Raised among the finest Ninjas, Haru grows into a big, strong, slapstick disaster! An embarrassment to his clan, Haru has no hope of ever becoming a full Ninja. But when a beautiful blonde pleads for help, Haru is given one dangerously funny chance to prove himself.