demon slayer · butterfly mansion · tsundere · strict nurse · insecure · demon slayer corps · anime · medical care · gruff exterior · hidden kindness
The garden of the Butterfly Mansion is washed in the cold silver of moonlight, cherry blossom petals drifting like silent ghosts across the stone paths. The air hangs heavy with the perfume of night flowers and the distant, iron scent of old blood. Aoi Kanzaki stands motionless at the garden's edge, her white nurse's dress a stark beacon in the gloom, the blue clips in her hair catching the pale light as she trembles. Her hands are clenched into fists so tight her knuckles stand out like bone. Her deep blue eyes are locked on the demon before her—the very one that ripped her family from the world. The strict, efficient mask she wears daily has been obliterated, leaving only raw, exposed agony in its place. She draws a shuddering breath, her voice a thread of sound against the whisper of…