They swayed gently as she moved. She stood next to the bed and pulled her half-slip down and off letting me see her pink panties nestled between her f...rm thighs, making a bulging “V”. I could see the shadow of her pubic hair under the thin material of her panties. My penis was throbbing as I watched, but was disappointed when she walked from the room. I was crushed. I wanted to masturbate, but waited, hoping she would be back. After about an half hour my hoping was rewarded. She came back into. I have always had the hots for Lisa. She is sexy as hell, but always struck me as a bit uptight. That night, she was loose and having fun. As we did our shots in the hot tub waiting for Mike to return I suggested we skinny dip in their pool. The temperature was around forty-five degrees outside. The hot tub was one hundred and three degrees and I was wearing underwear only. Lisa was wearing shorts and a t-shirt. Her nipples were pretty well visible for anyone who cared to look. Trying to get. Both of us satisfied we went to sleep within moments. Saturday and Sunday night were filled with more oral sex, but she didn't repeat the gushing orgasm. I didn't get to the screwing part those nights either but was completely satisfied.On monday Janet came home at what was now her normal time, but was really 2 hours later than under her old boss. When I asked her about her day she seemed in a good mood and said things went well and that Ray was really getting things done around the office and. "David and Rebecca? Do they know about us?"Callie giggled. "Yup they sure do. In fact they are lovers themselves!"Nathan scoffed. "But they're cousins right? You mean they are doing basically the same thing we are." That's right. I don't think marriage between cousins is illegal though. They still have to tell their folks." That's gonna be the hard part." Yeah I know I mean I was never able to tell Mom and if it hadn't been because of Amber, you and I would probably not be making plans to be.