His father's one obsession in life is having sex with his mother's stepsister. Truth be told, the old man's had the hots for Pat ever since they were in high school together. If it's the last thing he ever does, the father says he's gonna do it with his wife's incredibly well-built sister. Well, guess what? The old man never does anything but talk. In this case, it's the son who's talking by doing what his father never could.