Dans une Chine à la recherche de son unité, Tcheng s'annonce comme le chef de l'avenir. Les membres de la secte du « Serpent Noir » tentent de l'assassiner.
A Russian emigrant sings in a Shanghai nightclub under the assumed name of Kay Murphy. All she dreams of is a peaceful life with her daughter Vera. But this is only a pipe dream as she has been forced by her former lover Ivan to work for a ...