Because Di Lin's position in the Zichuan family has become very isolated, because he is one of the three heroes of Zichuan and the official director of the Supervision Department. However, with the death of Luo Haiming, he lost the power of checks and balances, resulting in his unstable status.Lost the trust of the Zichuan family.
At the same time, Di Lin realized that if he did not resist, he was destined to die.Therefore, when Zi Chuanxiu was unwilling to serve as commander-in-chief, Di Lin felt that he had no choice but to choose rebellion.Di Lin and Zi Chuanxiu have different ideals, which is one of the reasons why they parted ways.
During the rebellion, Di Lin killed Zichuan Shenxing and tried to trick Sterling into putting him under house arrest, but Sterling saw through and resisted Di Lin's conspiracy.Dilin felt guilty about Sterling's death, because Sterling was not killed by him personally, but he also died because of his actions.This series of events eventually led to the Zichuan family's internal strife and foreign invasion, as well as Zichuanxiu's despair and challenges.