Makai Ouji: Devils and Realist

Young William Twining’s life takes an unexpected turn when a financial disaster befalls his aristocratic family. In his attempts to salvage their good name and fortune, he stumbles upon a hidden chamber beneath his estate, inadvertently summoning a powerful demon lord, Dantalion. This encounter reveals a shocking truth: William isn't just any ordinary human; he's a "realist," descended from King Solomon, and holds the unique power to choose the next ruler of the demon world. Suddenly thrust into a treacherous political game he never asked for, William finds himself at the center of a supernatural power struggle, with various bishounen demons vying for his favor and the coveted position of substitute ruler. As his all-boys school becomes a battleground for celestial beings and infernal machinations, William must navigate this dangerous new reality, all while trying to maintain some semblance of his former, orderly life.

✦ AI-drafted summary