Plot synopsis: Great sinning going on here! It had been moving day for Mark and Paula, as they don't need this big home now with the kids all grown up and on their own. Their thoughts return to all the delicious sexcapades they shared here. We join Mark in a scorching scene of sexual abandon with Dawn his own sister! He remembers the wet and outrageous pool side sex. There there's the sinful pleasure of their deep anal sex in explicit, close-up detail. But Paula has some pretty exciting memories of her own as she remembers her sensual lesbian affair with sister Dawn. And you won't want to miss the throbbing foursome with their friends Betty and Dave. Sinfully Yours is a house full of steamy, non-stop sex; it could be the house you live in!!!