Detective novel, the protagonist is Zhang Zhijun, the captain of the criminal investigation team, who is also an excellent detective. His partner is Luo Xiaowei, who is the deputy captain. The team consists of forensic doctor Liu Xiaojun, trace investigator Huang Shaoliang, criminal psychologist Xu Pengming, female computer expert Wen Jingjing, female technician Zhao Xueqing and biochemistry professor Li Bowen to form a detective studio.
