On a whim, Alex proposes to Isabel, who became pregnant as a result of a casual night of passion they shared.

Mainstream, nice guy, high school senior Scott forms an online, pen-pal style friendship with German student Mieke in order to get a passing grade in his high school German class. When he finds out Mieke is a buxom blonde girl, he decides to travels to meet her with his pals Cooper, Jenny, and Jamie. The group of randy teens head to Berlin by way of London, Paris, and Amsterdam and it becomes the ultimate summer vacation party.