I walked through the door, dropped my backpack on the floor, took the stairs two at a time, and headed for my bedroom. The plan was to try and sneak i... a good wanking session before Aunt Tina got home. All day, I'd been thinking about how she had looked that monrning, and I just couldn't wait to toss off a quick one while the image was still fresh in my mind.Ironically, the last thing I expected to see as I walked past my parents' bedroom was Aunt Tina standing there in the same exact black bra. It was a latex glove which she had hid underneath. It was the same glove she had pilfered out of her science lab, that very afternoon. Picking up the glove, she begins to stretch it over her right hand, so it fit snugly. “Now this next lesson you may find a little distasteful, but remember this. Many women and men find it a large turn on.” Placing both her hands on his ass cheeks, she adds, “Including myself, by the way.”Taking her two hands, she starts to spread his two ass cheeks apart,. ” I laughed “You better believe it, and you certainly enjoyed it”. “I know, but for god’s sake she’s my mother. That’s i*****l isn’t it?”I said that it was only i*****l if he had actually fucked her. The taboo was all to do with the danger of genetic inbreeding and that’s what was i*****l. Just sucking your Mom’s tits or letting her suck your cock didn’t count.“I need to go for a walk, maybe get a beer or two,” he said.We were still naked so we dressed quickly and slipped downstairs. “We are. To my now jaded memory it seems as if I spent the whole tour running about the group trying to be as close as possible to her for as long as possible. The reason I had to keep running to catch up with her was because she kept moving away from me. It wasn’t that she didn’t like me, or so I thought, it was just that she wanted me to chase after her. A fact to which I should have paid more attention at the time. But at the time all I thought about was being near her, to be close enough to touch..