There are thousands of Jinyi guards, cold-blooded and iron-fisted, who are ordered to thoroughly investigate the secret letter case. He was Shen Yanqiu's martial arts master when he was a boy. He was well aware of his injustice, but he had to hunt down his old disciple because his family was held hostage. During the investigation, he discovered that the emperor was the mastermind behind the scenes, and his heart began to split. In the end, during the confrontation between Shen Yanqiu and Zhao Yang, he personally destroyed the emperor's private seal.
