This drama tells the story of the Cultural Heritage Protection Policy Department, civil servants and the Seoul Metropolitan Police Agency's Smart Crime Team. In order to recover the hidden cultural heritage, they unite to form a special cultural heritage team to punish shameless traitors and criminals. Zhou Yuan plays the role of Huang Daming, a civil servant in the cultural heritage department. In fact, he is a two-faced person who is a cold-hearted civil servant during the day and a cultural heritage thief at night.