The jealous star conductor Montemayor knows that his beautiful younger wife, Winifred, is cheating on him with an American named Jack Mortimer. After the concert rehearsal, he takes a taxi to the train station, sees Mortimer and shoots him at an intersection from the backseat of his taxi. The shot is not heard during the traffic noise. The taxi driver, Sponer, sitting in his car with the now-dead Mortimer, goes into a panic.
Lilian Harvey plays Eva, a young girl taking some time in a health spa and spending her evenings in the town's vaudeville theatre enamoured by a heavily made-up clown called Quick. Quick takes a shine to her and tries to woo her without make-up and masquerading as the theatre's manager. Unable to resolve her feelings for Quick and the theatre manager, Eva is angered when she finally learns that they are one and the same.
The daughter of a wealthy industrialist falls for a pickpocket.