On that rainy night in 2028, prosecutor Lin Dingjun was knocked over by an out-of-control truck in front of the prosecutor's office in order to trace the protective umbrella behind the Li Jianguo case. As he lay dying, Lin Dingjun clutched a copy of the dossier, soaking the paper with blood. The last thing that sounded in his ears was Section Chief Zhang's smiling voice: "Dingjun, the water in this case is too deep, you can't handle it." At this moment, Lin Dingjun fell in a pool of blood. Listening to Section Chief Zhang's evil laugh, he could only wait for the end of his life with reluctance. When he was dying, he began to fantasize: "If there is an afterlife, I will definitely investigate the Li Jianguo case..."