Late summer of 1938. There is less and less time left before the start of World War II. But... is Russia destined to win this war? No, not the Soviet Union, which in this world was never built by the Bolsheviks. And the Russian Empire, headed by the Sovereign Emperor Mikhail II? Ivan Sablin, lieutenant of the Special Grenadier Battalion, is a Russian officer, an honest man and a brave warrior. He will have to go through a difficult path in just a year, from the autumn of 1938 to the autumn of 1939. Fights with the German strike force, the fight against terrorists armed with the latest weapons, and the confrontation with Polish nationalists. Military work is shared with him by the soldiers of the grenadier platoon and counterintelligence officers. And here is the order - to destroy Hitler’s secret installation, which threatens the whole world with death. Will Lieutenant Sablin be able to cope with the cunning and insidious enemy?..