In 1930s Sweden the residents of a small town are upset with the morals of modern times and travel to Copenhagen to see for themselves what is going on with this new jazz music.
Boring office worker Magda Munter is having a hard time seducing her boss' son until a false rumour starts spreading about her having had an affair with Frank Sinatra in her youth.
A shy and aging bachelor suddenly becomes very interesting to the women in town after a rumour starts spreading about him being together with a famous movie star in his youth.