Mitsuki, the daughter of a wealthy zaibatsu family in a certain prefecture, is a female student who was supposed to attend an elite university. Her private life is extremely affluent, having grown up without knowing filth or hardship. One day, a man named Kita, who had been her father's servant, attacks and abducts Mitsuki. Kita was reprimanded for his work attitude and fired by Mitsuki's father, seeking revenge, he laid hands on Mitsuki. The fallen Kita is now a small-time thug and conspires with Kurosawa, a yakuza who takes care of him, to mess Mitsuki up...
