Sergey Lapin decides to seriously take up the upbringing of his ten-year-old son, when he suddenly realizes that the boy is brought up exclusively by women: at home, his mother, at school, the female teaching staff. But it turns out that everything is not so simple, and the process of education must begin with oneself. No pedagogical techniques will help to solve the notorious issue of fathers and children, only a personal example and sincere participation in the life of a child. Sergei Lapin will have to figure out how the current young generation lives.