A white child is adopted and raised by a Chinese citizen and brought to San Francisco, where no one surmises that she is actually not Chinese.

A concert pianist, the romantic idol of many women, is seduced away from his wife. The seductress's husband takes in the pianist's wife, and all four pretend to be happy with the new arrangement.

Pierre Landis is insanely jealous of his beautiful young wife Joan, and his jealousy makes him take a branding iron to her to mark her as his property.