Xia XiaoShu used to be a rebellious girl who was once involved in violence incidents at school. After she transferred to a different school, she tried to change her image to "Good Girl" in desire of having a normal school life. However, she was once again targeted by her previous "rival". If she did not fight back, her secrets will be exposed. If she does not fight back, her friends will be harmed… Having to choose between "Good Girl" and "Bad Girl", what will she do?