After five minutes my mug was dry and my slit slick and alive with need. I started to cup my breasts, lifting their weight in my hands, stroking the u...ndersides and dragging my nails against my smooth sensitive flesh. My nipples were aching and throbbing with desire, so I started to pinch and stretch them, sharp pangs of pleasure and pain shooting straight to my pussy. I could feel my juices flowing down my thighs.Slipping a finger between my slick folds, I opened myself wide and adding a second. Summer vacation had just started and I had been invited to spend the weekend. Friday night we roasted hot dogs over a small campfire and toasted marshmallows. We slept in a tent as we camped out in his backyard. He lived about five blocks away from our house on the edge of town. There was a large expanse of second growth trees behind his house. It was where we could act as early American explorers and stake out our claims.It was late Saturday afternoon when Ryan’s mother came out and called to. "Tell your dad that your grandma and I will be down in a minute. We still have to wrap your two best presents," I heard her yell after me.My dad was sitting on the couch, his cock fighting against the threadbare pair of boxers he was wearing.A few minutes later we heard them coming down the stairs. My mom entered the room. She was wearing a thin red babydoll and a pair of heels. It showed off her tits and the fabric was so thin you could clearly see the matching thong she wore under it.My. Not just that of a guy who is about to get laid, but more like an a****l who has trapped the female for mating. The next few minutes are fast, she is taking off clothes, I'm doing the same, each of us needing to be naked with our flesh pressed close. We get naked and I mount her on the bed. I'm already hard and wanting to insert but I know that I need to take time because I have wanted this for a really long time. I slow the pace of things. "Relax," I tell her. Then we start kissing again, but.