“How?”“If you give me permission to experiment on you, then it wouldn’t be unethical,” I said.She looked over at me.“I’m not going to le... you play around in my mind, Bobby.”“It wouldn’t be playing. We would agree on exactly what I would try. I mean it would either work or not, but we’d know right away.”“Explain what you’d want to do,” she said.“Okay. You have this color that I know means sadness. I think it has to do with your Army time, because when you talk about Army stuff it gets stronger.. I guess that is part of what turned me on. Over the next week I began to flirt with Jess a lot. She knew I wanted to hook up with her. She knew I knew that she Gave Zack a blowjob too. We had plans to go to Andrews the next weekend again. In school as I flirted with Jess I told her I would be lonely this weekend at Andrews because heather was out of town. She flirted back, I could tell she was very interested in me. All of this was not in a boyfriend/girlfriend type of way, it was purely about. I whistled, which caused her to turn her head and look over her shoulder and smile at me. "I thought you might like that, you men are all the same," she turned and faced me again and brought her hands up and adjusted her tits in the cups of the bikini bra, which looked like they may be just a bit too small for 38 double D's. It appeared like she did this without thinking because all of a sudden she seemed to remember I was watching her, and although she stopped and dropped her hands to her. I felt it give again and heard the material rip. My back was out of the costume. I climbed out slowly, my boxers were covered with cum and pussy juice. As I looked down I could see my cock was still semi hard and poking through the fly in my boxers. I was covered in sweat and my hair was dripping wet. I rolled on my back and started trying to catch my breath as my sister worked her way out of the ripped opening. As I watched her climb out of the costume, I could see she was a bigger mess than.