The appearance of a magic knife connected all the cases. Why does it have memory like a human being? Has a soul? Is it good or evil? It can bewitch and it can be obeyed! But what kind of owner is it looking for?
The case was originally caused by the murder of a rouge shop in Chang'an City, but when the victim also became the murderer, a battle between the victim and the victim, the murderer and the murderer, and the devil and the devil began. "There is no way for misfortunes and blessings, only people call it upon themselves. The rewards of good and evil follow them like a shadow."
Whether they are small characters or big characters in the story, they all have their own character shortcomings, but when facing national events, their character strengths and weaknesses will be magnified countless times. Who are the good guys? Who is the villain? Are there really purely good people in this world?