My step-son Mark had never been very big into sports and was always picked on. I stood behind him whenever I could. Even girls mock him and laugh. He told me this and I asked why. He suddenly jumped up, uzipped his pants, and showed me his skinny pathetic cock. I felt so bad, after all I was half responsible for making him. I took his cock and told him it was nothing to be ashamed of. As I touched it though he orgasmed all over the place. I didn't know why but I was so turned on I started sucking my sons cock and he didn't stop me. We fucked all the time but he always complained he wished he h... Show more