Olga Sundblom has alone after the divorce the custody of the son Krister. He has trouble of controlling himself. He cheats in school, smokes in the bed and is generally unbearable. He is send to Granberga boarding school and soon he starting to turn everything upside down. He offers the schoolmates alcohol and begins a relationship with a young woman that he treats like a slut. When he gets expelled he escapes to his summerhouse.
Sonja is a spoiled young lady who thinks she can get anything for money. She is living a life in luxury. One day she meets a lawyer who is a public prosecutor. They fall in love.
"Oh, Tomorrow Night ..." Slipper hero Ernst Rolf is married to a real Xantippa and also has concerns with the economy, so when the superintendent is shirking his home. In town, he meets his friend Boman and accompanies him to the Opera Terrace. There, he laments that the sweet woman he once married has turned into a bitch. He fantasizes about other women (who dances in his mind in trick photography on the terrace table). Boman decides to help him by writing a letter, in which Rolf called to a meeting in Jönköping. The idea is to Rolf with this pretext to escape from home and be able to amuse themselves on Hasselbackens masquerade next evening.