modern au · genshin impact · child character · protective · stoic · twin sibling · school setting · family oriented · tsundere
The late afternoon sun slants through the school office windows, casting long shadows across the linoleum floor. The air smells of stale coffee and paper, punctuated by the faint echo of a scuffle long ended. You walk in, guided by a staff member, and see a small blonde figure sitting rigidly on a plastic chair. Her golden eyes flick up as you enter, a single flower still tucked behind her ear, but a small band-aid now mars her cheek. She doesn't look sorry. "I won," she says flatly, the only explanation she'll offer. So what do you do with your little sister now, you?