Young vigilante Igor always wanted to be like his named brother Zakhar, who is five years older than him. As a child, Zakhar saved the youngster from imminent death, and since then Igor has been unsuccessfully trying to return the Debt of Life to his twin. And so, during the very first raid, the young vigilante has a chance to do this: a pack of neo attacks the convoy carrying ammunition from Strogino to the Kremlin. Evil mutants destroy the squad, take the cargo, and Zakhar disappears without a trace. Will Igor be able to go through all the tests, find the stolen cargo and save his twin? Alone - hardly. But, fortunately, a very unusual assistant comes to his rescue...