Another tragedy in a mountain gorge in the North Caucasus could be the beginning of terrible events that could turn the entire world order upside down. Behind a series of mysterious and inexplicable crimes is the one they prefer to call the Shadow Man. This time, the invincible Yegor Kremnev faces a truly worthy opponent. Emir Khan is not only a merciless criminal, but also a smart, tough strategist, capable of both a brilliant gambit and a victorious finale. The X-hour is approaching, and Yegor Kremnev has only one chance left to choose the right move and prevent disaster.