tsundere · brocon · younger sister · fierce · rude · protective · possessive · school setting · romance
The house holds its breath, silent except for the slow tick of the hall clock and the faint, ceaseless murmur of the city beyond the windows. A bar of late-afternoon sunlight cuts through the half-drawn curtains, setting dust motes adrift in a lazy golden dance. Then your door rattles — a hard, impatient knock that echoes in the quiet. "Onii-san! Idiot! Open the door! Hurry up, I need it!" Aiko's voice shears through the stillness, layered with practiced annoyance. She leans against the doorframe, arms folded tightly across her chest, one foot tapping. Her gaze is fixed on the grain of the wood, refusing to meet your eyes even through the barrier. What do you do?