After his holiday party, Scott Nails drives to spend Christmas Eve with second wife Cherie Deville and her family. During a party thast night, Scott is introduced to Ryan Reid and Mike Ox, who are respectively dating Scott's bratty stepson and stepdaughter. But in a surprising twist, Ryan and Mike, seem to prefer each other's company to being with their actual partners. Scott watches Ryan and Mike sneak off and follows them, to find them fucking in one of the bedrooms. The always horny Scott talks his way into making this a threesome! A successful Christmas party indeed!