Four years after the Jianzhou Tunnel collapse, contractor allegations of corruption trigger a special investigation led by Geng Qing. When the case implicates his former classmate, Geng and his team face mounting resistance as they work to uncover the corruption network.

Genres

Cast

Xia Dejun

Du Qingbo

Lu Shan

Lin Lan

Na Zhidong

Luo Zhiming