Peter Franke owns Supraphon record company, which has one main competitor in Lyraphon. As a commercial strategy Peter gets engaged to her counter partner Asta, to his assistant Münzer's approval. Then he meets Wally Sommer, singing saleswoman at one of his shops, and all his plans are turned upside down while they both fall in love in this light musical comedy filled with Robert Stolz music.

An impression of the state of the world in 1929, contrasting similarities and differences in religion, customs, art and entertainment from all over the world. The film is constructed like a symphony.