It was not long before I felt my cock harden. I loved the thought of her exposed flesh being glimpsed. I'll catch you up. We were out for a summer walk, tipsy after an alcoholic lunch. The warm air and her thin cotton outfit had gotten me a little horny, but clearly not as much as Suzanne was! What had made it even more sexy was we weren't alone. Two guys, I'd say twenty-ish, were riding the trail on their off-road bikes....