Isabel is a beautiful aspiring singer with great aspirations but persistent bad luck convicted of a crime she did not commit. Serving time in prison she is released under parole and lands a singing gig at a dive in Barcelona where she meets Sandro "The Greek" and his partner lover Gloria. The couple is posing as entertainment promoters but they are really running a prostitution...
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 secret criminal organization, "The Black Dragon". Vera, who studies in a Hong Kong boarding-school, knows nothing about her mother's past. W...