I'll have to tell you about that second blowjob Bill ever gave me but for this story, let me tell you about the third time he and I were together.As s...on as Bill and I got stripped down to our briefs and nothing else, I was ogling my sexy friend's body and I couldn't see anything but the huge throbbing erection that was pressing out hotly against the material of his underwear. Now that I'd seen Bill naked and aroused more than once, the hidden flesh of his large engorged cock behind the. I told her that it made me uncomfortable then, and if she had not done this tonight, I would have resisted her. But I am so glad she did. Needless to say, that was not the only time that weekend that I made love to my gorgeous sister all over her house, in fact we only stopped to eat and sleep.When Jason came back into town, Tammy and I had to stop having fun. I tell you, that was so very tough since anytime we had been horny in the last week, we took care of that. She made it tougher still by. This is going to be some weekend don't you think Hun?" I guess so." I said.I was still not completely sure how to proceed with this whole thing."Here why don't you pull your arms back out, let me get a bra and we can see how that looks on you."She walked towards the bedroom. I could hear the bags shuffle and she came back fussing with the tags and grinning devilishly with a white very lacy bra. It also had some pink trim lace and a small flower in front. I think it was a match to the panties I. " I responded. Once again her smile and laughter enveloped me."I haven't told you why I want the Ph.D, which isn't awarded lightly. If I get it I will spit in the eyes of those Chancellors and Masters of colleges who made it clear I could have a job, as long as I opened my legs for them." Her voice was bitter with remembrances and I reached across the table and held her hand."You'll get that Ph.D and I'll come with you to collect it. You then can spit in their eyes and I'll punch their fucking.