Unscrupulous girl traders transport unsuspecting blonde girls from a nightclub in Amsterdam to a brothel in Havana. The young journalist Verena Linkmann wants to expose the slave trade, disguises herself as an available dancer.

Lilian Harvey plays a young heiress in long-ago France named Madelon who is raised by her grandfather as a boy in order to frighten away fortune hunters. But when the old man dies, her guardian Cesaire wants to marry her off to the rich prefect Barberousse. She is tricked by Cesaire with the portrait of a young man (Viktor von Staal) which is presented to her as that of her future husband. But when Madelone discovers this scheme she flees, again in men's clothing. But on her route to escape, she meets the young man from the portrait and falls in love with him. But Madelone can't give up her disguise right now...

Axel Roth is happy in his marriage and with his job. But his mother-in-law wants more for her daughter and manages to sow discord. When the two of them use cunning to secure an invitation to a high-society gathering at the general director's house, Axel's wife loses an expensive borrowed brooch there. From now on, he has to work day and night to pay off the jewelry...