History professor Keiran and his wife are looking forward to having their son bring his fresh girlfriend over to meet the parents. Unfortunately for Keiran, his son's girlfriend as a manipulative legal age teenager stalker wench by the name of Evelyn. Turns out that whilst this babe was Keiran's student, that babe got to experience Keiran's large ol' schlong, and now this babe is using his son to acquire some greater quantity. Fearful that Evelyn's knob-craving will destroy his family, this guy takes her to a spare room and bonks her brains out one final time so that that babe keeps her face hole shut.