The film uses photographs and children's drawings from 1915 to the 40s of the 20th century. 1 part. Pre-revolutionary newsreels: Nicholas II bypasses the guard of honor, the view of the station square, the movement of the train. Newsreel footage of 1917: the February revolutionary events of 1917 in Moscow and Petrograd, people on the square in the days after October 1917. Newsreel footage of the 1920s: a boy in Budenovka, a tram is driving down the street, a boy is on a tram, a group of street children on the street, a shelter for street children, A. Kollontai in his office, women are feeding children in a nursery, children in a kindergarten are taking a shower, have dinner, children are out for a walk, in the locker room; is a detachment of pioneers, pioneers in the parade. Part 2. Newsreel footage of the 20s - 30s, N.K. Krupskaya, N.K. Krupskaya speaks / at the rally of pioneers /, pioneers at the rally, I.V. Stalin, I.V. Stalin among women - participants of one of the meetings, there is a group of women with newborn children., children with flowers at one of the gatherings, a bugler plays, a court session, the judge reads out the verdict, the defendant is taken out of the hall. Children are on the train.