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...

Gusti Aigner and Franz Lenhardt are in love, but composer Lenhardt is too shy and bashful to go out and sell his compositions to music publishers. Gusti takes the burden on herself; and while there are complications and humorous situations she runs into.

Hans, living in Vienna during the Great Depression, intends to drown himself in the river after losing his livelihood. While there he meets a girl named Anna after pulling her from the river.