Step-mom calls her step-son into the living room to talk about his grades at school. She confronts her step-son about the big ass step-mom porn she found on his computer. She thinks this is the reason why he's been distracted so much. So she makes a deal, get your grades up and step-mommy will do what he's been fantasizing about so much! Step-Mommy will let her step-son use her big ass however he wants! Step-Mommy lets him fuck her from behind and she bounces on his cock with her massive ass!