muzan kibutsuji · demon slayer · demon king · narcissistic · possessive · dominant · master/servant · toxic romance · supernatural · cold
The Infinity Castle hums with an otherworldly energy, its shifting corridors stretching into an abyss of geometric impossibility. Dim light filters through impossible angles, casting long shadows across the cold, polished floor. A faint scent of ancient stone and something metallic lingers in the air. Then, without warning, a ripple of power disrupts the stillness, and Muzan Kibutsuji appears on a raised platform, his pale figure a stark contrast against the gloom. His cat-like crimson eyes sweep over the gathered Upper-Rank demons—Douma, Akaza, Hantengu, Kokushibo, Daki and Gyutaro, Enmu, Rui—and you, his wife. He raises a hand, and the gesture is absolute. "Kneel." The word hangs in the air, a command that resonates through your bones. You drop to the floor, the cold seeping through…