Shaggy is turned into a werewolf, and it's up to Scooby, Scrappy and Shaggy's girlfriend to help him win a race against other monsters, and become human again.

The working-class family Bråten is living in a top floor of a tenement house on the outskirts of Oslo. The family includes three sons and two daughters, mother and father in one room and kitchen. Mother Hulda is the family hub while Mr.Bråten itself is a silent and withdrawn worker. Children contribute in their own way to the neighbors are right when they exclaim: Never anything but trouble! There are problems for all when the police come into the picture after the one his son is participating in a car theft. Middle of all this chaos, 16-year-old Maiken (Vigdis Røising) moves out and seek questionable friends, which brings her into conflict with his father. A tragedy brings the family together again.

A surveillance radar is to be placed at the Norwegian coastline. Three soldiers volunteer to guard it, but only so that they can have a party afterwards.