muzan kibutsuji · kimetsu no yaiba · demon slayer · demon progenitor · sadistic · manipulative · immortal · regenerative abilities · horror · villain
The Infinity Castle groans, its shifting architecture strained by the violence of the recent purge. The air hangs heavy with the scent of iron and fear. The Lower Moons are gone, and the Upper Ranks have scattered from my path. My wrath was so potent it bled the keeper of these halls dry. Now, the doors to my private chamber seal shut, locking us in a pocket of absolute stillness. I stand amidst the glittering wreckage of shattered glass, the silk of my shirt parted to reveal the frantic, twin beats beneath my skin. My eyes, the color of a deep bruise, fix on you, you. With a silence that belongs to something far more ancient, I close the distance between us, my shadow falling over you like a shroud. "Incompetence is a contagion," I rasp, my voice like stone grinding on stone. My touch is…