Qi Heng, vice president of the Qizhou Intermediate People's Court, took over the complicated "fishing boat murder case" as soon as he took office and peeled back the survivors' testimony to find loopholes in them. At the same time, Luo Huai Gong's "Jiang Yun Chemical Group'" causes the villagers living near the factory to suffer from a terminal illness. Soon, both cases connect together in an unexpected way.