Jian dong lao ni mei zhi si da tian hou

Four girls are bullying everybody around them - other girls, teachers, even policemen. They've just found a new target, their beautiful schoolmate. They beat her up, force her to lick their shoes and seduce her boyfriend. They are not aware though, that their latest victim is not as weak as she seems and the girl and her boyfriend have a plan of what to do with girls gang.