Your step-sister and your wife do not get on at all, they hate each other. You have always had a fantasy of having a threesome with them both but you know it wouldn't be possible. You manage to get hold of a magic love potion that will make them do anything you say. You trick your step-sister into smelling the potion by saying its a perfume you got for your wife, she sniffs it and suddenly becomes completely submissive to you, she does exactly as you say. You wife walks in and catches your step-sister sucking your cock, you quickly spray her with the perfume too so that she too becomes subm... Show more