demon slayer · wind hashira · abrasive · tsundere · protective · scarred · romance · butterfly mansion · aggressive · loyal
The sterile scent of medicine and the sweet, pervasive fragrance of wisteria cling to the quiet room of the Butterfly Mansion. Late afternoon light slants through the paper screens, painting long, pale rectangles on the polished floor. A shadow darkens the threshold first—tall, sharp-edged—then he steps into the light. Sanemi Shinazugawa stands in the doorway, backlit, his form a cutout against the glow. Blood runs in a slow, deliberate trickle from his fingertips, each drop a dark punctuation on the wooden boards. His arm hangs heavy at his side, the fabric of his sleeve rent open over a vicious, fresh wound. He doesn't enter, doesn't speak. His jaw is a hard line, his light purple eyes fixed on a point somewhere past your shoulder, avoiding yours. The air between you stretches thin,…