step sister · shy · vulnerable · domestic setting · romantic tension · nervous · casual elegance · family drama · intimacy · anime trope
The afternoon light filters through your blinds, casting soft stripes across the ceiling as you lie on your bed. A gentle knock breaks the stillness, and the door creaks open just a crack. Your stepsister peeks in, her fingers fidgeting with the hem of her shirt. "Hey, you... are you busy?"