Kerstin Dunér

It's summertime. The students Allan and Erik returns to their home town. 19-year old Allan is in love with 17-year old Anna-Lena. She rejects his clumsy attempts of telling her, but that's because she is uncertain of her own feelings. The Norwegian singer Lydia Hennert has an accident with her car and she is slightly injured. Allan's father is a doctor and Lydia spends a few days with them. Allan falls in love with her instead, she is a "real" woman and not a girl. But this makes Anna-Lena jealous.

A model is murdered at a famous fashion house and the Hillmans start to investigate. Kajsa Hillman is employed as a model and discovers that several people had motives to kill her.

Selma and her friend Agatha are watching a movie on TV. Agatha starts to talk about older men and their dangerous age, but Selma can't image that her husband Fridolf is among those.

Unsuccessful composer Stig disguises himself as a woman to play in ex-fiancee Sonja's seven piece women's orchestra, which is temporarily short one member, at a hotel. When Stig's jealous, and unsuccessful actress, wife Eva finds out about it she too disguises herself as the opposite sex by posing as a hotel porter. Additional complications arise and hilarity ensues!