The Inferno Empire is a recreated likeness of our world. Its rulers are the Supreme Devil and divine demons. Its inhabitants are simple people with their own norms, principles and morals. And everyone carries within themselves an invaluable resource for the survival of demons - an immortal soul... But with the appearance of a mysterious artifact, they will have to fight for the sacred gift of immortality of the soul. The burden of responsibility falls on the shoulders of Ruslan Volkhonsky, and he is forced to go against not only the rulers of the empire, but the whole world and himself.