Avdey, the husband of the tractor forewoman Fedosya leaves her for another woman. Their 18-year-old son Filipp can not forgive his father and on the day of the new wedding even tries to run over a tractor car in which the father is driving with a new wife. Shortly after the wedding, Avdey realizes that he made a fatal mistake and is trying to return to Fedosya, but she cannot forgive. Filipp was taken into the army, on the border where Filipp serves, an armed violation of the border occurs, during which he dies.