Duan Fei and Yun Shitong finally got married after going through hardships, but when they were getting married in the church, they suddenly found that their father Yun Ding was missing, so they had to interrupt the wedding to look for Yun Ding. After many twists and turns, they finally found Yun Ding, but Yun Ding refused to reveal the details of his disappearance, which made Duan Fei suspicious. Yun Ding seemed to be deliberately hiding something. Leng Feng told Duan Fei that there was evidence that his father's murder was likely closely related to Yun Ding. Just when Duan Fei was at a loss and hesitant about investigating Yun Ding, Hongding Group also encountered an unprecedented crisis and was on the verge of collapse. Han Zhiming even joined forces with his father Han Yuancang's old subordinates to fight against Yun Shitong. At this time, Yun Ding died unexpectedly, and Duan Fei disappeared afterwards. Various evidence pointed to Duan Fei as the murderer...