As I fucked my open fist I wondered what she meant; I found out quick! Suzy looked over at her big sister for one last reassuring look and stood up, loosened the belt on her robe, and let it slip to the floor. Dear god, what a beautiful body!! Even still clad in panties, Suzy was magnificent. The 38-C boobs I had been trying to sneak a peek at for years! Her large nipples were erect and her body glowed with a film of sweat. She had very strong tan lines; she tanned straight through the winter...this really accentuated every luscious curve of her hot, fresh, 18 year old body....