Chen Yutong, a girl's middle school student, was bullied at school, but her mother Li Han was unable to save her daughter from the "hell." Everyone around her turned a blind eye, and a collective silence brewed greater violence.

Cast:Eric Wang Chuanjun, Janine Chang Chun-Ning, Francis Ng Chun-Yu, Wang Shengdi, Cai Ming, King Shih-Chieh,

Genre:Crime, Mystery, Thriller,

country:China,

Production:Tao Piao Piao 淘票票, Tianjin Maoyan Weiying Culture Media 天津猫眼微影文化传媒, Shanghai Zuizhizhengyi Film, Shanghai Haimu Film Group, Beijing Maoma Culture, Xiamen Junshi No. 1 Film, Wanda Pictures 万达影业,