Natsu, the daughter of a wealthy zaibatsu family in a certain prefecture, is a female student attending a prestigious girls' school. Her private life is extremely affluent, and she has grown up without knowing any filth or hardship. One day, a man named Suzuki, who had been her father's servant, attacks Natsu and pins her down. Suzuki, who had been repeatedly making mistakes at work, was finally fired and sought to vent his grudge on Natsu. He also hands Natsu over to the yakuza he owes money to...
