After graduating with a degree in history and archaeology, he looked forward to spending his days among rubbings of Wei stele inscriptions, ancient tombs, and Qin-era clothing and Han roof tiles, searching the dust of history for traces of the past. He never imagined his life would become closely intertwined with bizarre and harrowing crime scenes, fleeting traces and physical evidence, and the desperate, hoarse cries of victims' families. He would stand alongside those committed to justice and public safety. Come, let us listen to his story.