Mom, Susan, and Erin chattered about all sorts of things. I didn’t pay enough attention to participate in the conversation, however; I was lost in t...ought.If Susan hadn’t been the one stroking my erection in the lake, then that left only one other option. And I didn’t even want to consider what that meant. I had been standing within arm’s reach of both Mom and Susan.Susan must be teasing me, I thought frantically. She had to have been the one stroking me. She must be letting me think it wasn’t. Speaking of that, let me tell you about Sarah."I then proceeded to spend more than an hour regaling my mother with some of the attractions and virtues of Sarah York. By the time I started to run down, she was convinced that I was deeply in love with Sarah.By now, it was time to eat, so we went into the dinning room where we were served an excellent supper. During supper, we talked mostly about what had happened to my mother during my absence (nothing really, but I still listened, for I was. She gets up for a second, and you take your chance to unzip your pants, your dick flying free.She sits again, and moans, feeling the skin contact.Instead of saying anything, she just continues to dance, grinding herself into your naked cock.You test the waters futher, sliding your hands up her sides.She gasps, arching slightly at the touch. You hands make contact with those beautiful tits, your fingers playing with those pink nipples she teased you with.You tease her, pulling gently and. Robbi and Cathy BOTH joshed at her for being modest. Bruce also looked slightly out of place. They all had a good laugh for them. Billy opened the front door to check on what he might need to put on to do the chores. He turned and announced that it was a bit chilly, but a jacket would be plenty. He and Ricky went up to put their clothes on.While they dressed Cathy, and Robbi started breakfast. Robbi made biscuits, and Cathy started peeling potatoes for hash browns. Lisa, feeling like she was.