About the book: year / 2150th year. The Prospectors group is terrorizing the Moscow Biological Contamination Zone. Semyon Grachev is a senior lieutenant of the Control Troops M.Z.B.Z. He receives the task of tracking down three militants of the Prospectors. A group of FSB special forces is going with him to the Exclusion Zone. But they don't know what's ahead. And they don’t know that they won’t have to leave the Exclusion Zone any time soon. And someone will have to stay in it forever.