She started to explain intercourse, as if we have never heard of it before. XXX As my mom was stroking and sucking my cock, she took her mouth off for a moment to explain a few things. I started to get excited because there was actually 3 sets of the mom and daughter. When we got in the living room she open the book again and turned the page that started explaining sex. As I was fucking her ass and rubbing her cunt, my sister was licking and sliding 2 fingers in and out of her cunt. I agreed and said, “but mom yours looks very similar, so what are you referring to?” She responded that when she had her last boob job, her doctor, also tightened up her vagina area.
