Phillip Filmore is a naive 15-year-old obsessed with sex who develops feelings for Nicole Mallow, the new 30-something French housekeeper and sitter hired to look after him while his father is away on a "business" trip for the summer. However, Mr. Filmore's unscrupulous chauffeur, Lester Lewis, takes advantage of Phillip's passion for Nicole and hires her to woo the young woman, then lures her into a conspiracy to fake her own death in order to drain Phillip's trust fund.