Modern criminal policeman Ning Chuan wakes up and becomes the deputy director of Intelligence Division 76, but secretly he is the military special agent "Jackdaw". The Japanese ordered him to find out the mole lurking inside within a time limit, and the first person on the list was himself. In order to survive, Ning Chuan could only investigate the case for the enemy while borrowing the enemy's help to destroy their entire intelligence network buried in China.
