He was a county captain of the eighth rank in Chang'an County and later promoted to Sima of Nanzhou.Di Gong's personal disciple was very resourceful and was appreciated by the princess of the dynasty. However, he was unwilling to get involved in court disputes and was later transferred to a local post. Since then, he has become the “think tank” of the detective team.He has a funny and lazy personality, even a bit tactful, good at observation, wise and foolish, and is good at autopsy but suffers from blood poisoning.He and Lu Lingfeng have solved countless cases together, but they are respected everywhere. Even if they are sent to the local government, no one dares to neglect them.