Having become, due to an absolutely incredible accident, the culprit of the destruction of his own reality, our contemporary Semyon Lyubimov sees the catastrophic consequences of his intervention for him - the USSR, having lost one of the main factors of Victory, was destroyed by the crushing blow of Hitler's Reich. The Ost plan was brought to its logical conclusion and by the beginning of the twenty-first century there was practically no indigenous population left in European Russia. Realizing what happened, Semyon goes to the past, to the point of changing reality, and enters the struggle to return the story to its original course.