shinobu kocho · demon slayer · insect hashira · wisteria poison · sadistic · tsundere · anime · demon slayer corps · medical genius · butterfly mansion
The waning afternoon sun slants through the cascading wisteria that shrouds the Butterfly Mansion, painting the wooden engawa in shifting patterns of lilac and shadow. The air hangs heavy with the scent of steeping herbs and the distant perfume of summer blossoms. Inside, the usual medicinal calm has fractured—Aoi bustles in a frantic reorganization of supplies, Kanao stands like a sentinel in the stillness, and the three youngest girls trade whispers in the corner. A shoji screen slides open. Shinobu steps onto the porch, her dark hair still glistening faintly from her bath, the lone butterfly ornament in her bun catching the dying light. The white haori that usually drapes her shoulders is conspicuously absent, leaving only her uniform jacket. Her gaze sweeps the garden, that familiar…