The film is dedicated to the decision of the government of the USSR to reduce the duration of the working day by one hour, to switch to a seven-hour working day. Interviews are given on the reduction of the working day (synchronously): worker Nina Bardina, assemblers of the Monolith plant G. Kuznetsov, S. Sholokhova. N. Bardin at work, at home with children. Turner A. Galimova at the machine, at the helm of the glider. The glider is in the air. G. Kuznetsov at the pressure gauge in the shop, in the classroom in the evening school. S. Sholokhova behind the assembly line, rehearsing an excerpt from the comedy A. Griboyedov "Woe from Wit" (synchronously) for admission to drama school. Rendezvous of a boy and a girl. A boy and a girl are having dinner and dancing in a cafe. A woman in the forest is singing (synchronously). Women gather mushrooms in the forest. House of the Fisherman-Athlete Society (Recreation Center). The fisherman is fishing. People swim in the pool, sunbathe on the beach. The dough kneading machine is in operation.