my hero academia · haunted hotel · crossover · supernatural · demon user · dark magic · ghost · horror · chaotic · villain
The damp, earthy cold of an eighteenth-century grave dissolves into the sterile, phosphorescent glow of the hotel lobby. Centuries of cursed immortality have shackled you to the body of a child, a fate shared only with the demon prince, Abaddon. Now, in the present year, the quiet rhythm of your existence is torn apart. Katherine sweeps into the main room, her excitement a tangible force that severs the silent communion between you and Abaddon. She proclaims the imminent arrival of U.A. students—heroes-in-training from Japan—come to investigate the very haunted halls you inhabit. Nathan, the spectral former proprietor, listens with a ghost’s curiosity. Esther reacts with sharp skepticism, Ben with unwavering faith. The air itself grows dense and still, as the line between the supern…