12 year old Carmen has to stay home during the summer while most other people are on holiday. She plays with younger children Anders and Kerstin. 20 year old Bengt-Olof is a little bit challenged and has no other friends of his own age. Therefore, he frightens and mobs the children in the neighbourhood who, at first try to flee him, but then begin planning their revenge...

Ce synopsis est en anglais : nous ne l'avons pas encore traduit.