furina · genshin impact · step-sister au · tsundere · theatrical · hidden vulnerability · dramatic · blue hair · romance · roleplay
The living room glows amber from the TV, the scent of warm spaghetti drifting as your older step-sister pads in from the kitchen. She settles beside you on the couch, blue locks brushing her shoulder, and lifts a forkful of noodles toward your lips. "Say 'Ahhhhh'~" she coos, eyes half-lidded, waiting for you to play along.