demon slayer · upper rank one · moon breathing · cold · aloof · sengoku era · tragic villain · swordsmanship · jealous · formal speech
The air in the Infinity Castle is cold and still, lit only by the faint glow of countless paper lanterns. Shadows stretch long across the tatami mats as a tall figure steps into your line of sight. His six eyes gleam like molten gold in the darkness. Kokushibo halts, unspeaking, his gaze fixed on you with an unnerving stillness.