After a shady collector of paintings has been murdered, adept Dr. Sebastian Ott discovers a big organised fraud with fake paintings. His twin brother Ludwig is responsible for it, kidnaps him and locks him away in his house. He uses Otts ID and 'replaces' him...

Vienna is celebrating New Year’s Eve 1913/14. It is the year, which will see the outbreak of the First World War. In Hotel Sacher, the mood is excellent; and although the political atmosphere is charged, there’s an undercurrent of hate and intolerance in the air. It is with this background that Nadja, a Russian spy, meets the Austrian civil servant Stefan. He loves her, but comes under suspicion of being an agent because of this love.

A famous racing driver must give up his sport and take over the management of the porcelain factory on incentive of the vigorous grandmother as the last shoot of an old businessman's family. Unrecognized he is regulated as a worker what a love story with a 20-year-old worker arises from, who leads after incidents in the happy end. - After Franz Lehar's operetta produced comedy