Yui, the daughter of a company president, is a female student attending an elite girls' school. Her private life is extremely affluent, having grown up without knowing filth or hardship. One day, a man named Saiji, who used to be her father's servant, attacks and kidnaps Yui. Saiji had been repeatedly making mistakes at work and was finally fired. Seeking revenge, he set his sights on Yui. Saiji also hands Yui over to the yakuza he owes money to…
