Demon Mage Omnibus: Books 1-4

In this complete series, follow Brian, a book lover who stumbles upon a seemingly ordinary yet powerful grimoire during a visit to an antiquated bookstore. After unknowingly summoning an Imp and subsequently a Succubus, he is drawn into a hidden world of Demon Mages eager to claim the grimoire's power. As he navigates this seductive and perilous realm, Brian confronts a new reality teeming with danger and unexpected twists, fundamentally changing his life forever. Prepare for a thrilling adventure filled with harem elements, portals, and mystical complications.