Also referred to as Magistrate Zheng, he is the governor of Qingzhou Prefecture. He was formerly a third-grade official and a disciple of Grand Chancellor Lu. He was demoted and sent to Qingzhou Prefecture after the Lu family was sentenced to extermination. He is deeply loyal to his teacher and was overwhelmed upon learning that the Lu family still has a descendant. He kowtowed facing the direction of the capital upon hearing the news.