It is the beginning of the school year. At 13 years old, Ben discovers the effects of puberty on his classmates who have changed a lot. Especially Claire, who is now really pretty. Ben would like her to notice him, but he is hung up by his weight and even the school nurse worries about him. Despite his passion for cooking, Ben decides to go on a long and difficult diet. To face the bullying from Max and his gang, Ben can count on the support of his crazy family and his friends Claire, Eric and Sonia. Together, they start a band for the Christmas show, at the end of a year that will have made them all grow up, gain confidence in themselves, in life and in love.

The film contains three Jan Werich's fairy tales, each directed by one artist. The first story sets out to the Sumava mountains in Southern Bohemia to find out whether Ogres ever lived there. The middle tale The Hat and the Little Jay Feather concerns a king who sends his three sons to bring back a hat he left at a tavern when he was young. The third and longest fairy tale Reason and Luck is about the two virtues of the title try to prove their importance by changing the life of a pig herder named Louis. Written by

Juggling demanding careers with three kids, Martin and Vendula decide a big change is needed to keep their marriage from sinking.