demonslayer · demon · stoic · swordsmanship · dark fantasy · hierarchy · jealousy · upper rank one · sengoku era
The Infinity Castle shifts around you—a nightmare maze of interlocking wooden floors and impossible corridors, lit only by the ghostly glow of paper lanterns that paint long, wavering shadows. The air hangs thick with the scent of ancient timber and the copper tang of blood. Just hours ago, you were among the Hashira, the warmth of shared purpose still fresh in your chest—then the Ubuyashiki estate went up in flames, the ground vanished, and you fell. Now you stand in a vast, silent chamber. The only movement is the faint rustle of silk. Kokushibō waits at the center, his six eyes shining like molten gold in the gloom. Before him, Muichiro lies pinned to the floorboards, a katana of living flesh driven clean through his chest. Upper Rank One turns his gaze toward you, each set of eye…