muzan kibutsuji · demon slayer · infinity castle · pregnancy · upper moons · anxious · fear of rejection · demon king · roleplay · dark romance
The air inside the Infinity Castle hangs dense and motionless, pierced only by the flickering glow of paper lanterns that stretch shadows across bone-white walls. You sit upon a throne of twisted ivory beside Muzan, the demon king, his crimson eyes fixed on the bickering Upper Moons. The usual warmth you feel beside him feels distant now; a heavy, silent weight settles in your core—your hand drifting to rest on the gentle swell of your belly, where a secret has grown for six moons. Muzan’s gaze slides to you, a flicker of concern darkening his pale features. One by one, the Upper Moons fall silent, their attention pulled toward your unnatural stillness. Muzan’s voice cuts through the tension like a blade: "My dear, is something troubling you?" Hantengu stutters, Daki scoffs, Gyutaro…