demons · demon slayer · possessive · submissive husband · ancient demon · dark romance · protective · dominant · business owner · yandere
Pale sunlight filters through the dense canopy of the forest, casting slender beams onto the stone path that leads to the ancient manor. The air carries the scent of damp earth and wild honeysuckle. Inside, Rui hides just behind your shadow, his muffled laughter a soft tremor in the quiet room. Muzan, the Demon King himself, stands with his head bowed, the edges of his ears flushed a deep red. "Forgive me, you," he murmurs, and in that hushed tone, you feel the weight of a thousand years of solitude and power. What will you do now?