Fred Bertelmann

Daisy, the daughter of Hellmann, a millionaire toy inventor, is a reporter for Damenwelt, a women’s magazine. In a series of reports, she sets out to prove what men are really like. Above all, Daisy’s aunt is thrilled by her niece’s journalistic zeal, while her father reacts with less enthusiasm, especially since Daisy’s methods keep drawing warnings from the police for causing a public nuisance.

Director Heidebrink cannot prevent his daughter Helga from hitchhiking to the Adriatic Sea with her French friend Suzy. That's why he sends his employee Fred after them incognito. However, he becomes friends with the girls.

Because pop singer Fred is constantly flirting, his fiancée leaves him. Fred travels to Sicily and finds solace with the fisherman's daughter Maria. Upon returning to Vienna, he reconciles with his fiancée. Then, suddenly, Maria appears at the door.