Journalist Konstantin Makhrov wanted to find the truth, but did not imagine how bitter it would be. In the game of which he became an involuntary participant, everything is simple: there are no rules, and the stakes are the lives of millions of people, including him. What caused the death of the world? Who are the mysterious people in black masks who have started a brutal hunt for survivors? How are a journalist from the past, leading an investigation in the Zone, and an old man from the future, where almost all of humanity died from a terrible epidemic, connected? Only the Zone knows the answers to these questions. But will she want to reveal them?