The battalion in which Sokolov serves is sent to a secondary sector of the front, the company of the casualty is ordered to be kept in the rear and under no circumstances allowed to go to the front line. However, fate decrees otherwise, because all the intelligence services in the world are hunting for him, and the German command destroys all witnesses who knew about the Russian guest from the future. A complex tangle of confrontation between intelligence and counterintelligence, where the center of gravity is Sokolov. And at the front, things turn out in such a way that the battalion is surrounded...