Maxim Serov—his twentieth year in the Stone Age of a parallel universe: the construction of the Empire of Rus is in full swing when a treacherous enemy appears. Can our compatriot, who has taken on the role of the leader of Rus, stand against the enemy? Will he extricate himself from cunning traps—or lose everything he has earned by hard work? His life is almost lived through, yet there is still so much to do. So will the Empire of Rus appear in this parallel universe or not?