In the autumn of the third year of Xining, bizarre murders occurred one after another in Bianjing City. The deceased were all officials who participated in the political reform. Their deaths were strange - the word "Fa" was carved on each person's chest. Dali Temple was helpless, and young Lin Huaian was ordered to face the danger.
Lin Huaian and Shen Yun cooperated for the first time. Through clues on the corpse, they discovered that the murderer was a master of medical skills and mechanisms. During the investigation, Lin Huaian discovered that his father's death seemed to be related to these cases.
Just when Lin Huaian thought he was about to catch the murderer, the case took a shocking turn - all clues pointed to the deceased, and there seemed to be a huge organization behind it controlling everything.
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