After befriending American Tommy Randall in Shanghai, tiny Chinese orphan Ching-Ching falls asleep in Tommy's car, which soon becomes cargo on a ship bound for San Francisco. Along the way, Ching-Ching plays matchmaker to Tommy and Susan Parker, who eventually marry and adopt her. But when the couple's clashing personalities lead them to divorce court, the one-time orphan must again work her magic to try to keep her new family together.