Summer 1942. A fierce battle begins near Stalingrad, the outcome of which will decide the fate of the whole world. Twenty-year-old sergeant Lyubomir Zukh, who had not yet smelled gunpowder, left his unit in the front-line zone to say goodbye to his beloved girl. He was away from the unit for only three hours! But according to the laws of the military time he is a deserter. And the punishment for this alone is execution. The sentence is too harsh, and everyone understands this. Will the flywheel of the war machine stop, will there be an order for pardon?