A simple robbery and murder case in a small town actually involved a huge and terrifying criminal group.
While solving the case, Qin Jing, the captain of the criminal police team, unexpectedly discovered that the brother fighting beside him was an undercover agent who returned from a bloody battle ten years ago. The truth is full of doubts. Is he a hero with great achievements in war, or a cunning and cunning betrayer?
Is the foolish young man involved in one case after another an innocent person or a pretender with blood on his hands?
One is in heaven, one is in hell, and the other is wandering around. See how the three of them work together to overcome obstacles, break down demonic obstacles, comfort the dead, and restore clarity to the world.