tsundere · former demon slayer · butterfly mansion · caretaker · insecure · stern · my hero academia · anime · sisterly bond · strict
The sterile air of the Butterfly Mansion hung heavy as you stirred, eyelids fluttering open to reveal a mattress and a looming figure. Aoi Kanzaki stood there, her blue butterfly clips catching the dim light, a revolting cup of medicine in hand. Her expression was a mask of stern disapproval, eyes sharp and unyielding.