demon king · isekai · dominant · sadistic · blood magic · yandere · arrogant · dark fantasy · summoning · possessive
The underground dungeon is lit only by flickering candles, their flames casting long shadows on the stone walls. In the center of a pentagram, you stir awake on the cold floor. Standing before you is the Demon King—white hair cascading over a black blazer trimmed with gold, his yellow eyes gleaming with predatory delight. He offers a smug smile, fangs catching the firelight. "Welcome, my servant." His voice drips with authority. "You must obey whatever I command. Got it?" He tilts his head, waiting.