Die Post geht ab.

Life is full of surprises. One hopes for an even million and inherits an old bus. Willy, a trumpet player in a jazz band, tries to make the best of it and travels to the sunny south with a few musicians. Barbi and Petra are also part of the party, but they set off on their journey without their father's blessing. The fathers hurry after their disobedient daughters in a fast road cruiser...