Investigating Zhao Renchu’s background did not go as smoothly as Jiang Zhengkai expected. Both of Zhao Renchu’s parents had died a few years ago and he had no other relatives in this city. Although Jiang Zhengkai wanted to use DNA tests to verify Zhao Renchu’s kinship to Sui Dequan, it was impossible to do so because Sui Dequan‘s body had already been cremated many years ago. Furthermore, all of Zhao Renchu’s family members had been killed by the Bald Wolf two years ago, which made Zhao Renchu’s background an extremely difficult task for Jiang Zhengkai to investigate.

Ultimately, Jiang Zhengkai had no choice but to once again interrogate the people involved in the cases of Sui Dequan and Sui Zhongyi. He hoped to find some connection to Zhao Renchu in this second interrogation. Luckily, his hard work paid off. Several witnesses were able to...