Check out my other book: Magic Shop SystemWarning: Novel is a harem, contains R-18 scenes, gore, and violence; no rape or NTRAyaan entered a portal that lead him to the world of magic. There, he received the legacy of the greatest demon to have lived under heaven, a magic library system he can use to level-up his magic powers.But great power requires one to pay a great price, too. Resulting in him losing his humanity!"Wh-what did I become!? A-A do...This is the story of the ordinary boy who will walk an extraordinary path. This is the story of love, betrayal, revenge, and tragedy.Follow Ayaan on his journey and find out dark-secrets of this unknown world.__________The cover isn't mine. All credit goes to the artist.