When a town is invaded by foreign nationals and the security of the United States seems threatened, a group of high school students escape and wage warfare in defense of their parents, their friends and their country.

The summer of 1963 innocent 17-year-old Baby vacations with her parents at a Catskill's resort. One evening she is drawn to the staff quarters by stirring music. There she meets Johnny, the hotel dance instructor, who is as experienced as Baby is naive. Baby soon becomes Johnny's pupil in dance and love.

Two friends discover that they are meant to be enemies when they grow up.