The clearings are joined by a trail that runs the length of a small peninsula. We usually take some drinks, and a few joints to mellow out the afterno...n. We almost always end up having sex. Judy gives great head, probably because she actually loves doing it – I've received some of my most memorable blow-jobs from Judy while we were on the beach. This particular day, we walked the paths and clearings in search of a spot sheltered from the cool breeze. We passed one couple set up in a clearing,. Sandy excused herself to go grab some snacks and more beer. While she was gone, Mark started apologizing about the previous week and hoped I wasn’t offended or made to feel uncomfortable. I assured him I took no offense, and that he shouldn’t give it another thought. After all that, I was surprised when he said the offer remains.Before I could say anything, Mark said we would stop and drift for a while so we could take a quick dip to cool off and Sandy could sunbathe out on the deck. He also. Her little wet body rocked back and forth on my hard cock, her hands gripped her little tits through her tiny little bikini top, and her head tilted back with her eyes closed as she enjoyed this totally hot, but very dangerous moment.For several minutes we stayed just like that gently rocking together in the water, and moaning softly in pleasure in the sunshine, then suddenly she sat up, and with a smile, she lifted off my cock for a moment, turned around, and then back towards me.I helped. In the middle of my warm shower Shirley walks in and gets a glance of my naked body and than turns around and shuts the light off leaving me In Darkness. Instead of making a big deal about it I decided to end my shower early.As I'm exiting the shower I realize my towel is In the bedroom Along with my under garments so I had to ask Shirley to bring my stuff over or walk out naked into darkness and hope she doesn't see me.I called her name a few times to no response so I walked into her bedroom.