Mary just graduated from high school and can't wait to spend her last summer in town partying with her friends. She's hoping to get her first boyfriend, and she has her sights set on a few of the star athletes as potentials. But when her mother promises the neighbors that Mary will babysit for them every Friday night, for the rest of the summer, Mary could practically scream in frustration. When her mother introduces her to Mr. Thompson, however, Mary wonders if babysitting all summer might actually work out in her favor. Will Mary finally get the sexual education she so desperately craves?