We got to his house and went upstairs to his room. He was sitting on his bed and i was standing up near his dresser i was short 5'9 he was 6'4 when he... sat down his face was still on the same level as mine. We started looking at each other and i had to make the first move so I got closer and put my hands on his neck and kissed him he placed his hands on my hips which is a really big turn on for me. I could feel his hands going down and grabbing my ass slowly. After kissing him i put my hands on. Could I do it? Sure. I jerked off several times a day anyway, and it would be easy enough to do it in a cup. But should I? Should I let my sister taste my cum? How weird is that!That night, as I lay in bed after masturbating to my last orgasm of the day, I drifted off to sleep, still unsure about what to do.========================I woke up early the next morning and, as usual, my dick was hard. I could feel the pulse throbbing in my balls and a wet stain had already formed in my. This is my power position. I fuck like hell in this position (only my gf knows how hard I fuck).I started fucking her slowly. I was trying to reach as much inside as possible, filling her pussy. She was enjoying all of this, and after 5 minutes, I started to fuck her hard. I could see her expression changing on her face. She started to every enjoy it more. It is both pain and pleasure she is experiencing now.While fucking her hard, I started to slap her boobs as well. The room was filled up. She kissed me like as if she hadn’t had sex in years, which I know was not true.I stuck my finger intoher pussy, slowly moving it in out repeatedly. Finally, she gave off a small moan, her head still buried in my neck.Her pussywas so tight and warm, I had done this before to Faith but doing it to Lydia was so incredible.She began to take off my shirt and I took my finger out of her pussy so I could pull it off. She threw the shirt to the side and started liking my chest and nipples, which,.