This is a story about the Ministry of Justice.
The Ministry of Punishment existed from the Sui Dynasty until the end of feudal society and has a long history.
It must have its use if it was established (it seems a bit nonsense... ―_―||||||)
Detective, a familiar name, is equivalent to our criminal police today.
We've seen a lot of police stories (especially those starring Jackie Chan), so let's also take a look at stories about police officers.