No one else could see that my knuckles began to replace the stimulation of your thumb. You smiled and leaned forward making it harder for others to se... what was going on and easier for my hand to graze your nipple. When you said, ‘Hey, what are you doing,’ it was with mock outrage and a twinkle in your eye. I replied, ‘Are you wet yet?’ You looked directly at me, pinched your other nipple and said, ‘Are you hard yet?’ I said very casually as if it weren’t a dare, ‘Why don’t you find out for. She let out a little cyr, and grew quieter again, sobs still racking her body. From abover I stared down at the tiny white breasts that I had exposed. Round and perfect, they were just an a-cup the with the tiniest pink nipples dotting the center. As if in a trance, I leaned forward to take the pink tip into my mouth, and swirled my tongue around the delicate flesh, suckling hard, and then biting down cruelly,emitting another cry from her.Lost in her perfection, I wanted badly to spend my time. Joe was fucking my wife’s pussy hard and fast and she was loving every second of it. I was stunned; I couldn't believe that she would do it. I thought I was pissed off but my cock straightened me right out. I was harder than I had ever been in my life. This was the most erotic thing that I had ever seen. Katie was telling Joe to fuck her harder and harder. Her legs were wrapped around him as she screamed his name over and over again. She was begging him to cum in her unprotected pussy! I then. “I haven’t given it much thought,” I replied, “Apart from the fact that I said I’d show him how to pleasure a woman with his tongue.”It was Carol who suggested that I could develop the concept of being his sex tutor by dressing like a school mistress, and giving him little tasks to perform as part of his education. I thought that was a brilliant idea, and for the rest of the day I was strangely excited by adding this dimension to the scenario.As we closed the shop for the day Megan and Carol.