Naomi (Jun Izumi) and her business partner Tadashi run a neighborhood bar, sharing the profits, as well as each other. One evening, a yakuza gangster swaggers into the bar with a stack of money for Tadashi. he takes Naomi in an exchange. She is trained as a high-class hooker and is, seemingly, grateful for getting the opportunity to experience the joy of sex. However, appearances are deceiving. Secretly, Naomi is carrying grudge against the yakuza and she finally has the opportunity to take revenge.
Cristina is a rich, spoiled princess visiting Rome with her royal parents. The mission of their visit is to marry her off to a super-wealthy corporate type and thereby start to turn around the losses their small kingdom is experiencing in its casino business.
Arthur is the most quotable drunk millionaire that is likely to ever steal your heart. Dudley Moore portrays Arthur, a thirty year old child who will inherit 750 million dollars if he complies with his family's demands and marries the woman of their choosing.
Phillip Filmore is a naive, 15-year-old, preoccupied with sex, who develops a crush on Nicole Mallow, the new 30-something, French housekeeper and sitter to look after him when Phillip's father is out of town for the summer on a "business" trip.