Avenging Angel of the Campus

A group of bullies at school has long tormented Mingli, the younger sister, ultimately causing her serious injury. Her older sister, Mingyu, is heartbroken and filled with regret upon learning the truth, as Mingli was the family member she had finally found again. Mingyu decides to don her sister's clothes and assume her identity, determined to go to that demonic school and seek revenge on each and every one of them.