What? You don't think I've ever touched myself over pictures of you before?"On that note, I grabbed the bottom of my t-shirt and pulled it off over my...head. I now stood there with my naked breasts in perfect view. His eyes opened widely and he began to slowly carress his cock as I rubbed my hands of my tits. I was getting extremely turned on now. I was stood right next to my brother as he wanked, I had a perfect view of his gorgeous cock.He spun around in his chair so that he was facing me,. M kept working himself as J gently rubbed his balls all over his, forehead, and nose. J grabbed the base and slapped it all over his friend’s face, making M moan and purr. M began gently suckling on his friend’s balls just as J began gently sawing the underside of cock across M’s willing, but pursed lips. From balls to frenulum, J kept up this back and forth motion for maybe a minute while M slurped and gently kissed the whole underside until M screamed out, “OhhHHh FUCK…cummMMing….. That feels sooo good but I want you to stop for now," she sighed.I had to force myself to stop but I did as I looked at her flushed face knowing that she was enjoying it as much as I was.She looked at me seriously and said, "We skipped a very important lesson on the way that we need to go over now before we go any further."I looked at her kind of puzzled as she went on, "I guess you could call it the Psychology of Sex or something like that. You see, there is nothing physically dirty or ugly. I stood there in my summer dress that hugged my tight little ass and accentuated my decently sized breasts. I saw Thierry there in a towel, her hair still in that classic 20s style. "Do you like looking at me when I'm nearly naked ? " she said, after I surprised her with my presence. "No, not exactly, I think about what you look like under that towel nearly everyday since the time since you had your fingers in me." I replied. " Oh really ?" she said, "So you're saying you want them back in.