Listen to a high school classmate talking about a movie. Boys and girls have a secret crush. One knows and the other doesn't. The girl left after experiencing school violence. What's the name of this movie?

Many groups of school bullying events broke the youth campus life of the five protagonists. Qi Ming (Zhao Yingbo) is handsome and handsome, and is praised as an excellent student by everyone, while Yi Yao (Ren Min) is the "black sheep" in everyone's mouth. They grew up together and have a good relationship. All this has undergone earth-shaking changes after the emergence of transfer student Tang Xiaomi (Zhu). Gossip has become a weapon to destroy people, making things difficult everywhere, and Yi Yao's life began to fall into darkness, suffering from all kinds of cruel bullying. Gu Senxi (new) taught Yi Yao to fight back against school violence, and his appearance gave Yi Yao a glimmer of light. But accidentally, Gu Senxiang (Zhang Ruonan)' s accident pushed her into the darkness again. When the victim becomes the abuser and the spectator becomes the booster, there are no bystanders except the abuser in this farce called "joke" [3].