Vallois, a vice inspector for the Paris police, takes special interest in the plight of drug-addicted Lucky (Najda Tiller), whom he considers to be more victim than criminal. Taking it upon himself to wean Lucky away from narcotics, Vallois also wins her love -- and, incidentally, smashes the dope ring responsible for her addiction.

Constance Shaw, a Broadway dance star, and Joseph Rivington Reynolds, a keen fan of hers, marry after she breaks up with her fiancé. Connie thinks Joseph owns a gold mine, but he actually works as a presser at a hotel valet shop. When everyone learns what he really is, Joseph is banned from the theater. When he sneaks in again, he learns of a plot to set off a bomb in the adjoining munitions warehouse.