Twelve year-old Edek falls under the spell of a girl named Monika while vacationing at his aunt's house. Getting increasingly infatuated with her, Edek does not know that Monika is not all she seems to be.

Romek is a boy whom nobody wants and who cannot find love in anyone. His mother has no interest in him at all. The boy gets under the influence of enterprising Janusz. This one teaches him to steal. During the first attempt, he is caught and puts in a juvenile court. The mother decides to take the opportunity to put him in an orphanage.