After their first year at college, old friends Jim, Kevin, Oz, Finch and Stifler reunite for another summer of fun and rent a summer house on Lake Michigan. Jim continues his quest for sexual independence by seeking the help of his old prom date, Michele. Meanwhile, Kev and Vicky find themselves in an awkward situation after having broken up for a year. Oz must deal with a long distance relationship when Heather heads off to France to study abroad.