He is a fallen noble, so poor his home is bare, with only a loyal maid sworn to follow him to the death. He makes a living by setting up a calligraphy stall.
He is a transmigrated forensic examiner. Through autopsies and lab tests, he finds clues in the smallest traces, methodically peeling back the layers to track down the real culprit behind the scenes.
He is the Tang Dynasty's greatest criminal investigator, with an investigation kit in his left hand and a scalpel in his right. A modern forensic examiner makes his mark in the official circles of the High Tang.
With him around, justice will not be denied.