En Chine au début du XXe siècle, le Shangaï Express fait l'objet de nombreuses convoitises. Aventuriers, samouraïs, proxénètes locaux, tous ont un intérêt à prendre le contrôle du train.
Le jeune William Canfield retrouve son père propriétaire d'un vieux bateau qui navigue sur le Mississippi. Le vieux Canfield voudrait que son fils l'aide, mais William a mieux à faire : il est amoureux de Kitty, la fille d'un banquier qui possède un magnifique bateau à vapeur.
Willie is a young man who has everything that he wants. He lives on a mountain, goes skiing whenever he wants and has a simple job working for an old man. But when the old man’s business is threatened, Willie signs up for the first Kamikaze run, a downhill skiing race where only the very best and craziest person will win. And Willie is a little bit crazy, only he doesn’t know it or care. In the competition, he meets a young woman named Annie, whom he falls a little bit in love with, but Willie also needs to fend off the schemes of Spider Bolton, a man who will do whatever it takes to win.
A superhero becomes bored with the lack of crime in his town.