Peter enters her doggie style, holding onto her hips to pull her back against him. Rihanna's soft moans grow more insistent as her pleasure increases.
He flips her over and continues thrusting away. A minute later she's mounting him. She turns around and holds onto his knees while fucking him, she can't get enough. After cumming she climbs off and jerks him to a happy ending. I'm sure they we be going for it again in a couple of hours.