Chen Shuangyi, a specially hired female detective from the Shanghai Patrol Room, was ordered to investigate, but she met Lu Chuan, the chief trace inspection expert of the Concession Police Department. She is proficient in criminal psychology and is good at extracting clues from clues; he is proficient in trace forensics and can restore the truth in the snow and mud. From questioning each other to trusting each other in life and death, the two gradually uncovered a terrifying secret that had been sealed for twenty years in the silence of the villagers.
Purpose: Between superstition and science, hatred and forgiveness, reincarnation and breaking the situation, how can people keep their final conscience?