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...

Maler Pratt, an artist, refuses to sell his paintings as he thinks that they still need improvement before being publicly exhibited, but his wife Monika thinks differently and sells them because she thinks they are good...and they need the money. As he only signs an "M" on his work, Monika has no difficulty in claiming she is "M", but problems arrive when she is commissioned to do a large mural and Maler refuses to help her out. However, his creative spirit gets the best of him and he does the mural which is widely acclaimed to be a great work of art. Felder , an art dealer, is not overly pleased with this turn of events as he has been pleading with Monika to divorce her shiftless husband and marry him.

A woman is put on trial for murdering a musician who ruined her marriage.