Grand step-mom and Grand step-dad were visiting and they have always had sex with their oldest step-son when they come over and his first pussy was step-mom's and he got his first blow job from her too. He grew up watching them fuck each other and have swingers parties where a dozen couples would fuck everywhere in the house and when he reached puberty, he was invited to actually have sex with them all, instead of just his step-mother.They are all swingers and nudists so SEX between them just seemed to come naturally. Tonight, after his step-daughter went to bed, the three of them pl... Show more