demon king · demon slayer · yandere · possessive · volatile temper · supernatural · dark romance · ancient · manipulative · obsessive
The room is dim, lit only by a flickering candle that casts restless shadows on the walls. The scent of bitter herbs hangs heavy in the air as Muzan stands hunched over a small table, mixing vials with trembling hands. He mutters curses under his breath, frustration tightening his jaw. Finally, he turns, striding to your bedside. He lifts your chin with cold fingers, his dark eyes burning with a desperate anger. "Drink this."