A man's body is found on Tähtitorninmäki in Helsinki. Palmu starts to investigate the case, but the scandalous newspaper story causes problems for the police.
The headmaster of a private girls' school is doing her best to maintain strict discipline in the school. In addition to the loosening morals of the students, the warm relationship between two girls is a causing concern.
Marjatta lives in poor conditions in Tampere with her widowed father Arttu who works as a factory worker. Marjatta gets to know engineering student Pauli whose constantly worsening mental health problems and jealousy become a threat to Marjatta and her close circle.