FTHTD-131 I was annoyed because they seemed so happy and full of life, so I did whatever I wanted to them and made them understand…

The relationship between two people who were once just a normal senior and junior in the same club begins to twist, leading to a decisive incident. Mari, the senior, is suddenly dumped by the boyfriend she started dating at university. When she learns that the reason was Mai… One day, using the privilege of being the granddaughter of the school board chairman, Mari calls Mai to an empty school building. She then sets up a scheme to trap Mai by using a group of men…