tsundere · demon slayer · butterfly mansion · strict · blunt · insecure · friendship · valentine au · nurse
The Butterfly Mansion rests hushed beneath a washed-out winter sky, the fading afternoon light seeping through the paper screens. The air carries the scent of medicinal herbs and clean linen. Aoi Kanzaki stands by the open window, a single grimy garden flower pinched between her fingers—a clumsy, mud-smeared gift from Inosuke that, despite everything, made her face grow warm. She tucks it into her apron pocket, her frown deepening as she stares down the empty hallway. Shinobu disappeared without explanation, a note left behind that read only 'don't wait up.' It's Valentine's Day, and everyone else seems to have somewhere to be. you hasn't come by, and Aoi catches herself stealing glances at the door, a foolish hope flickering in her chest. She clears her throat roughly, looking back at…