An unknown gang has again broken into a van containing money from the European bank. Banker Sam Hamilton decides to use an armoured car for the next money transport. He hires racing driver Charly Allan as the driver. Allan is invited to Hamilton's house for a party. During a dance with the banker's daughter Bessy he is attacked by bandits, pushed to the ground and Bessy is kidnapped.

Romantic pursuits seem to end only in tragedy at the Royal Circus where three men fall for the trapeze artist Ziska.

Auguste is an aging prostitute who falls in love with Felix, a younger student. While Felix has strayed away from his parents, Auguste starts taking care of him and spends her life savings into a cake shop to move further away from prostitution, but trouble comes when another woman enters the picture.

Sister Angelika has the power of life or death over her former tormentor, now sick and placed in her care.

The Arch-Duke Herr Sixtus especially cares for Arts and particularly for young ballet students. The same is true of the Arch-Duke A.D.C., Herr Count Paul Paladin who shares with the Arch-Duke a special affection for Frau Elisa Jenkins, a young ballet student. Unexpectedly and thanks to a misunderstanding involving Frau Elisa and the Arch-Duke, the young student will become the new Prima Ballerina of the "Wiener Staatsoper".

A taxi driver in Berlin refuses to give up his horse and switch to motor transport.