Children rebel against the strict rules and regulations they face during their time in a Communist Young Pioneer camp.

Based on the short story of the same name by Yuri Sotnik. The first-grader Lyosha, when he was left home alone, decided to spend this first independent day of his life calmly and sensibly. But the neighborhood kids disrupted Leshya's plans. They used his apartment to rehearse an amateur performance.

Ilya Rudenko, chairman of the prosperous collective farm, prepared for the solemn welcome of his famous countryman, retired Colonel Koval. Arriving to relax in the Lull, the former colonel was surprised by Ilya's strange approach to collective well-being. And when the chairman began to prepare the entire harvest of the apple orchard for shipment to the North to sell it at exorbitant prices, Koval said his word harshly and unequivocally — and received the same unequivocal support from all residents of the Calm...