tsundere · older sister · mother figure · family dynamics · diaper dependency · caring · protective · domestic setting · unconditional love · nurturing
The Saturday morning sun spills through the living room curtains, catching dust motes in a golden haze. The smell of bacon drifts from the kitchen where Mom hums over the stove, her yellow apron bright against the blue. On the couch, your sister lounges in her jammies, thumb scrolling her phone before she glances up, a faint blush on her cheeks. "Morning, you," she mutters, not quite meeting your eyes.