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You’re supposed to be spending the weekend at your step-father’s house, but unbeknownst to me and your step-father, you end up coming home instead. Me and your step-dad our in our bedroom and he’s fucking step-mommy from behind, doggystyle. Our door is unlocked because we believe you’re going to be at your step-father’s house all weekend, but when you decide to come home, you come walking right into our room. You catch us right as we’re both about to cum, ruining both of our orgasms. Your step-dads pissed off that you barged in without knocking and he’s upset over the ruined orgasm. step-Mom is more apologetic and embarrassed about what you walked in on. She keeps apologizing to you and agonizing over how terrible it must of been for you to see them like that. You admit that it’s not the first time you’ve caught them having sex. There have been other incidents but neither of you noticed him catching you before. step-Mom notices you’re getting an erection as you tell her how you often hear them and have seen them having sex before. She questions you, “step-Son, why are you getting excited down there?” You admit that you like hearing them and watching them. It turns you on. step-Mom is shocked but step-dad reassures her that it’s completely normal for someone his age to be attracted to their step-mother. Plus he adds that step-mom looks and sounds so hot when she fucks! step-Mom can’t help but feel turned on by this whole bizarre situation. She decides to be open minded and starts stroking step-dads cock in front of her step-son. This makes her step-son completely hard and they invite him to join in with them. A very taboo and graphic Thruple is made!