When the parents of Zheng and Liang's family talked about the details of their marriage, Liang's father Liang Zhongwei received a call from the company's finance department, informing them that the invoices in the previous order were different.At the same time, Zheng’s father Zheng Tianxuan also received a call from an inspection bureau, requiring Zheng Tianxuan to help investigate a suspected tax-related enterprise, which was the Jinqiu Trade opened by Liang Zhongwei.During the investigation, Chen Dajun received a USB flash drive from the other company's whistleblower. Because of this USB flash drive, a mysterious man quietly followed Chen Dajun.
Zheng Hao rushed to Chen Dajun's house after the dinner, but found that Chen Dajun and his wife were both in pools of blood, leaving only their young son Xiaoxing.This became Zheng Hao's eternal pain because he believed that his master was killed because he was on duty for him.At the funeral of Chen Dajun and his wife, Xiaoxing became an orphan but was particularly close to Zheng Hao and Liang Jinqiu.