While on summer vacation the Conways have sex with every member of their family that they visit. It is a first for some and something that other family members have wanted to do for a long time! Incest with something for everyone.
The girlfriend rents a bondage flick. They watch it and she talks him into trying it, but they have two unexpected visitors... and unexpected complications!
During Christmas vacation a mother, daughter and son are turned on by the daughter's older boyfriend. While the mother gets seduced by the boyfriend, brother and sister get it on after they see what is happening between the two. The son thinks his sister is sleeping on the couch and seduces her, then finds out it was his mother. On orgy ensues when the daughter and her boyfriend come in to see what the noise is in the living room. What a Christmas Vacation!
Teen virgin Donna gets a lesson in love from both her brothers after watching her mom and dad have oral and then anal sex. After finding out what sex is about she gets it on with anyone and anytime she can. She also learns that there is going to be some big family problems when her brother and his fiancee get married in a couple of weeks, when her uncle comes to the wedding. What would it take to fix it all?