Prussian King Frederick II was keen to hire the dancer Barberina, who had already enjoyed great success in Italy and England, for the Berlin opera house.
When he is not conducting his orchestra, a talented young man invents a device to thwart car thieves. Associating himself with a rich Dutch baron, he falls in love with the baron's daughter.
Mrs. Hansi Aichinger owns a flourishing fashion house in Berlin in which she employs her two married daughters Hermine and Dora, her sons-in-law and also her youngest, still unmarried daughter Liesel. Only her husband, Professor Hugo Aichinger, doesn’t need to be involved with the company.
