Just push those tits at me one more time and I'm gonna--ohhh, shit!"Creaming wickedly, Pam took her brother's dare. Rising on his knees, his face came...just even with her taut pink-tipped tits. With a husky giggle she thrust them at him. "Then just do what you want and see if I care! Do it Mark--ohhh, ohhh!"Her jutting tits slapped at his cheeks, her big, distended nipples sliding across his mouth with a shy urgency that demanded attention.Mark was so shocked by that unexpected action that his. You serve at my beck and call and for my pleasure. If you please me, you should get pleasure from serving me well, and I will give you pleasure as well. If you do not please me or disobey me, I will punish you. Do you understand?" "Yes Master", she answered. In addition, as the words flew out of her mouth, she realized she now understood her destiny, and knew why she was there. She relaxed then and a calm feeling flowed over her. She was his now in every way. He sensed a change in her then. The. This got me going too and I started spurting my load into her.Relaxing after our joint orgasm we lay spoon fashion with me behind her back. "Thank you, Dave. I guess my curiosity is fulfilled now. You are very good, you know. I really enjoyed it considering that until today your father was the only man I have ever had. You are not as good as your father, but then he has many more years of experience and he knows how every part of my body reacts. Wow, thinking in those terms, you really are very. But we can not do this?”“He’s coming over though, right?” I ask, looking over at her. She looks concerned for me, but also a little excited. I can see the look in her eyes and notice how flush her complexion is.“Yeah,” she pauses, smiling up at me and moving her hand up to my shoulder, rubbing it gently. “But I can always tell him that we changed our mind, you know.”“I thought this is what you wanted,” I say, knowing that I was the one that brought it up initially, with it hanging in the air.