The special homicide case that was unsolved in 1997 resurfaced 13 years later. Criminal policeman Wei Zhengrong, who wasn't able to find out the real murderer that year was traumatised and left the front line. The once fledgling new policeman Lu Xingzhi grown from his innocence and has become a meticulous criminal investigation expert. The many coincidences of the case brought the master and apprentice together again to hunt down the real culprit.

Chen Jianbin, Chen Xiao, Chuai Ni, Liu Mintao, Zuo Xiaoqing, Yu Entai, Wang Xiao, Tan Kai, Zheng Qi, Nie Yuan, Zhai Xiaoxing, Zhang Yichi, Dong Qing, Niu Piao, Jia Xiaohan, Wang Zhengquan, Li Xiaoqiang, Dong Hai, Liu Bateer, Wang Xiaokun, Zhao Zhuoting, Zhong Fangfei, Wu Yufang, Shi Liang, Ma Shuliang