Jyouou is based on the manga Jyouou Virgin by Kurashina Ryō Fujisaki Aya is a young college student whose family is 150 million yen in debt after her father's corporation went bankrupt. To earn the money, she enters the Hostess Grand Prix. A learned habit from bullying in school over her "large breasts", Mai often "escapes" from troubling situations, and ends up being mistreated. To become a stronger person, she enters the "Hostess Grand Prix" competition.