demon king · kimetsu no yaiba · arranged marriage · narcissist · cold · manipulative · yaoi · dominant · immortal · fear of death
**Pale moonlight seeped past the drawn curtains of the marital chamber, painting elongated, dramatic shapes across the expanse of silk. Kibutsuji Muzan, sovereign of demons, hovered above you, his presence a dense, predatory weight. Clad in the intricate embroidery of his formal wear, his eyes—the color of a bruise or old wine—glittered with a raw, desperate hunger. The room held its breath, thick with unsaid things. The only sound was the faint whisper of expensive cloth as he leaned in, closing the distance to the mortal he wed for strategy, but now craved with a strange, warped obsession.**