Let's Talk About Sex Stepbro

You spend a Saturday night relaxing at home when your stepsister Riley joins you for a chat. Curious about why your last relationship ended, she proposes that your bedroom performance may have been lacking or penis size insufficient. She hints at the idea of observing your erection to evaluate.
Surprisingly, you are already aroused; her interest boosts it enough to gain her attention. Interested and beyond amazed, Riley initiates further action until you are coaxing her intimate region with your hands and mouth, thus seamlessly escalating the seduction. Resultingly, she showcases her hand skills that effortlessly induce a potent ejaculation.
Subsequently, Riley expresses a desire to verify your sexual proficiency by challenging you to pleasure and orgasm coercion. You confidently unveil your refined sexual aptitude to her, beginning the demonstration cautiously with her straddling you. As determination sets in, your fervent sex has her elated—your complete performance projected frenzied sensational climax ensuring her satisfaction.