Ruth Störmer

Curt serenades his wife Charlott from the garden without her recognizing him. When she later doesn't refer to the incident he assumes that she is falling for the 'unknown' suitor and deliberately puts a notorious womanizer on her trail.

Dance star Maria Arni is in love with Achim, the ballet répétiteur at the Municipal Opera. He, however, only has eyes for shy Else, a new girl at Maria's dance school. The girls are to accompany Maria on her new tour. The day before it begins, Else meets the English diplomat Bentley at a party. He courts her and nicknames her Daphne. Daphne believes she has found the man of her dreams. But then Bentley stops contacting her and eventually leaves. When Maria falls and injures herself during a performance in Geneva, Daphne steps in for her. In the audience, she sees Bentley and Achim sitting together. She then realizes that only Achim, who truly loves her, deserves her love.

When a research physician strays from his spouse for a suspicious journalist and is distracted from his work, the wife tries to take over his studies on an epidemic, to help him.