I Became the Hidden Mastermind

Delve into the mysterious world of 'I Became the Hidden Mastermind,' a captivating Korean web novel filled with ghost stories, curses, and female students. Join the male protagonist as he navigates through a realm of action, fantasy, harem, horror, and school life genres. Experience the thrill of encountering bullying, game elements, ghosts, level system, and modern-day challenges in this intriguing tale where things he should avoid become his obsession.