We grew up listening to our parents being loud. It wasn't until a post-high school family vacation that my sister posed the question, "Why should they have all the fun?"
After her first year of college, Teri is still a virgin despite being surrounded by sex all year. Horny as any other coed, she's a selective girl who finally discovers everything she ever needed is right at home where Daddy lives.
After her divorce, horny mom runs around teasing and tormenting her horny son as they spend the summer drifting down river in a house boat. Here, mom teaches her teenage son all about sex. They eventually meet a father and teenage daughter also drifting down the river and decided to make it a foursome for the rest of the summer.