In a world of light and shadow, in which truths had the dazzling impermanence of an existence, that was removed from objectivity and transferred into transparency, into nonexistence and haze, and came back into the world as a shadow from the Paranor ... A reflection of himself in this world of twilight. He stood there like an indistinct relief in front of the shadows, wrapped in fog and darkness ... did not know who he was and what his destiny should be ...

But our story begins with Nago, a young demon girl who wanders around the city of Kyrill with a very own mission ...