The little family is discussing where to go on summer vacation. At last the family decides to travel to the danish countryside in Jutland
The school bell has rung for the last time, it's summer and the children are on holiday. But while their friends are going to the country, father has decided that Mie, Ole and Little Per will spend the summer in the terraced house. However, they do not give up, and in the fight against father they use an unexpected weapon: Courtesy.—Nordiskfilm