Megumi, a nine-year-old martial arts enthusiast and all around rapscallion always wanted to be, "the manliest man on Earth." After saving a sorcerer from a group of local toughs, Megumi is presented with a magic genie which can grant any wish. Unfortunately, this genie misconstrues Megumi's desire as wanting to become the, "womanliest woman on Earth," and in a flash, Megumi's Y chromosome is swapp