In this pre-WWII German mystery-comedy, a lovely kleptomaniac with a taste for fine jewelry is unable to resist temptation. Strangely, every time she steals something, a mysterious man pays for it. A clumsy detective begins investigating and finds a crucial clue: a strongly scented woman's glove. The perfume is an expensive scent and the detective's pal realizes that it belongs to a popular nightclub singer. The friend quickly becomes enamored of the girl, but then so does her mystery man, a notorious international criminal. Eventually he gets arrested, leaving the detective's pal to move in on the singer.

A homeless girl is taken in by an engineer. They fall in love.

On the day of Fadinard's wedding, his horse eats a lady's hat on a bush at the roadside, while the lady is hidden behind the bush with her lover Lieutenant Tavernier. Because she is married, she cannot return home hatless without being compromised, and Tavernier orders Fadinard to replace the hat with one exactly like it - or else he will wreck his new home. In an elaborate sequence of complications, Fadinard tries to find a hat while keeping to his marriage schedule

George Manolescu (Ivan Mosjoukine) plays a confidence man who works his way from Paris to New York. Along the way, during a train ride to Monte Carlo, he meets the voluptuous Cleo (Brigitte Helm). They have a whirlwind romance that ends suddenly after she flees from him.

Based on the play and subsequent operetta of the same name.