It turns out that Sydney ran into your parents at the grocery store. Your step-dad checked her out and Sydney decided to follow your parents home. Much to the dismay of your step-mom, your step-dad was immediately enamored with Sydney, and most especially her ass. Clearly, your parents had an argument about that and that's where Sydney stepped in and took control of the situation with her nice big strap-on she reserves for special occasions. The rest, as they say, is history. Don't worry, Sydney will tell you all about it