Your StepAunt Amiee heard from her step-sister who is your step-mom that you both are fucking. Shes quite shocked that its true and even more so that her husband, your step-father is okay with it. This whole sharing thing sounds exciting and as shes technically family shes happy to learn she can join in. You share your thick cock with her pretty mouth and tight pussy. She feels so good that you cum all over her pussy before going back in and making her cum hard all over your dick.