Yuu, a female teacher who excels in both public and private life. After being seen walking intimately with a man on her day off by a student, rumors spread that she might take early retirement. One day, as usual, on her way to school, she witnesses a bullying incident while climbing the stairs to the classroom. However, she had not yet realized that this bullying was caused by her… Because of her beauty and happiness, Yuu is brutally raped and gang-raped by the students...
