"Just getting my stuff," he said, bending down to pick up a sock he'd missed. He looked back at his nude sister. She looked like a goddess, standing there completely naked, her long hair flowing in waves down her smooth, thin back. Her big eyes full of a shyness that made her nakedness that much more arousing. And her ass, oh my god her ass. He knew it looked amazing in jeans, in shorts, in yoga pants, in dresses, in swimsuits...and in panties too after this morning. But he decided her wide hips, thick thighs and curvy cheeks looked best completely bare.

Carly was on the verge of panic. She'd...