Five years ago, in the wake of the “Great Magic Disaster,” Japan was transformed into a demon realm—a place where humans who had become Magicians and demonic beings now coexisted. In this transformed land, a young boy named Natsuhiko, who had risen to become one of the world’s most powerful Magicians after training under one…

In a world where power has become the ultimate value, gates have opened, Espers have emerged, and the government has crumbled. Yoon Min, who has survived by begging on the streets, stumbles upon S-grade Esper Lee Hyun and learns, by chance, that she possesses the abilities of a Guide. Fated to live as a Guide…