‘Lie back and watch’ she said, and raising herself so that she was just beyond convenient reach of his tongue, began her plan to masturbate for hi...m while denying him contact for a while. This, she reckoned, would have the desired effect of prolonging the proceedings while at the same time introducing just enough of an element of kinkiness that, with a bit of luck and some prompting, might lead to what she thought of as some too-rarely visited backwaters of sexual behaviour. The thought made her. ‘I wouldn’t miss it.’ she whispered back in my ear definitely flirting. As she left she traced a line along my bicep to my shoulder with her finger. I wondered quite what was going on here. Suddenly I realized: I didn’t know her name. She was from….Minnesota…or was it Missouri….I realized I didn’t know so much about her. A few hours later the sun was lower in the sky and I decided to close up the shop and head out for a surf. I walked for a while up to the far side of the beach where there. Actually, I couldn’t believe my sister was letting me do it. She has always been the prude of us. Never liked to hear off color jokes, etc. Once she found a Playboy in my room, scolded me and made me throw the magazine out. I did it, only under the threat of her telling our parents. That was one of the few times she ever pulled the, ‘Tell mom and dad’ card on me. Now here she was letting me suck on her breast. I decided to gamble and go for it all and moved to the other breast. I wasn’t so. One morning I was stacking a load of flour in the back room when I felt Bobbies eyes on my ass again I giggled to myself and made sure I bent over real far this time spreading my legs a little too pretending to be struggling with the heavy bag of flour it was then I felt his hands on my ass he pushed me over the bags of flour I had just stacked "No more teasing Tommy it's time you learned about cock and what happens when you tease it!" I started to protest but then kept my mouth shut I wanted.