The painter Hans Hauser falls head over heels in love with the "Black Forest girl" Bärbele Riederle. He travels to her home village and soon the two realize that they are made for each other.

Married couple Willy and Therese go separate ways. Willy leaves town and returns years later as a famous singer. But Therese is about to marry her best friend Peter. Little does Willy know that he and Therese now have a teenage daughter.

When the successful trumpeter Jonny has nearly all his concert earnings seized by tax collector Weber, he has had enough: he packs up his trumpet and travels to the Black Forest. Along the way, he encounters the musical vagabonds Tünnes and Nachtigall; he initially gives them a lift, but after his car is also confiscated by the police, he walks with them to the village of Todtmoos. There, he checks into a guesthouse and promptly falls in love with the innkeeper's daughter, Rosl.