The continuation of the novel “The Detective from the Future.” Officer Nikolai Belsky of the Moscow Criminal Investigation, who passed through a portal back in the days of Ivan the Terrible, continues the fight for the future of his country. The Tsar appoints Nikolai as head of his secret service and assigns him the most responsible missions. Plots and betrayals, slander and forgery—all is used when a major war is being prepared. A Polish king’s army is moving toward Rus’, led by King Stefan Batory. The very existence of Russia is put into question. Against this vicious and cunning enemy, Belsky is ready to use everything: artillery, special forces, and secret operations.