Volume Introduction

Zhu Cai, director of the Education Bureau, was suddenly killed. The murderer's methods were quite cruel. Only He Xiaoying was an eyewitness, but she was too scared and caused a mental breakdown. How should Huang Qiang get her back to normal and learn about the murderer from her? Then chemical factory explosions occurred in Jiacheng City, and high-tech biological engineers were killed. Even Wei Shusheng died mysteriously. Who did this series of cases? Huang Qiang was asked by Luo Mei to help investigate the case. How should he find out the murderer?