A mysterious force shoots down an army helicopter over the Exclusion Zone. A special group of military stalkers goes in search of a fallen car to save its only occupant. Suddenly, a hunt begins for the paratroopers. Ominous messages arrive on the PDA, their sender is unknown. Former comrades become enemies, strange creatures and previously unknown anomalies stand in the way. Fighting their way through the Zone, military personnel are trying to understand what is happening, who lured them into a deadly trap... The author of this book served in the airborne troops. To achieve maximum realism, he visited the Chernobyl Exclusion Zone, crossed Chernobyl, abandoned villages and the dead city of Pripyat, visited the Sarcophagus and other objects of the Zone.