It is a story about the Soviet worker Pyotr and the German engineer Hans, who came to the USSR before the war on a business trip. At a Soviet plant the German team works in cooperation with Russian specialists. Once Hans makes a mistake which causes the explosion of the furnace and human losses....
Hot summer nights squeeze all the air out of small apartments. In the middle of one of these, the girl is dizzy. Whether from suffocation, or from an ancient promise, the time of which has come. In search of fresh air, the heroine flees to the field, from which she returns to a completely different...