Workaholic Jim Evers and his wife/business partner Sara get a call one night from a mansion owner, Edward Gracey, who wants to sell his house. Once the Evers family arrive at the mansion, a torrential thunderstorm of mysterious origin strands them with the brooding, eccentric Gracey, his mysterious butler, and a variety of residents both seen and unseen.
Haru, an orphaned American who washes ashore in Japan and is mistaken for the great White Ninja of legend. Raised among the finest Ninjas, Haru grows strong and big - very big. With the grace of all Three Stooges rolled into one body, Haru is an embarrassment to his clan. But when a beautiful blonde pleads for his help, Haru is given one dangerous, disastrously funny chance to prove himself.
King Charles VI declares that Knight Jean de Carrouges settle his dispute with his squire by challenging him to a duel.
