The heiress Hikari, attending an elite girls' school as the daughter of a wealthy family, has led a sheltered life free from hardship or dirt. One day, her father's servant, a man named Saiji, attacks and abducts her out of jealousy over his recent dismissal due to poor job performance. Desperate to pay off his debts to the yakuza, Saiji decides to use Hikari's stunning body as collateral...