[Mosaic removal] Jun, a neat and pretty student who attends a young lady's school in Tokyo, spends her days with her older boyfriend Saji.Jun was a father and son family, but he was wealthy, and Zuo Ci actually had a clause that he was dating Jun as a money maker.One day, Zuoji, who can no longer turn her neck due to her debt, offers net to the thug senior who borrows her money, and plots to get her debt to be chara.Taking advantage of that, Jun becomes the thing that continues to be used by her Zuoji.