Upon realizing that he may be the first in his family to ever graduate from high school with his virginity intact, Erik Stifler sets out on a mission to slip between the sheets with a girl before slipping into his cap and gown. In order to accomplish his libidinous goal, however, Erik will first have to find a willing partner; and what better place to find a woman whose ready and willing to help him maintain family tradition than at the world famous Naked Mile? Who knows, with a little advice from Jim's open-minded father (Eugene Levy), there may be some hope for Erik yet.