Traveling with Di Renjie

The protagonist is reborn in the Tang dynasty and is rescued and adopted by Di Renjie, who has been demoted and sent to Jiangzhou. He learns how to solve cases from Di Renjie, gradually finding his footing in this unfamiliar world. Faced with the choice between the greater good and his own life, he eventually inherits Di Renjie's ideals and becomes a brilliant detective who dares to put the people and the world first.