In this advanced era, there are many demons. They can hide their identities and live among humans, or they can choose to reveal their identities, because in this era, people and demons mostly coexist harmoniously.
Of course, although most humans and demons can coexist, there still needs to be a force that governs them. And this is the reason for the birth of the Monster Bureau and the meaning of its existence.
Chu Yan: Hey, tell me, should I call you Director Fu or Captain Fu? Or - Brother Fu~
Fu Sinian: You are the person I have missed for a thousand years
Purpose: Beautiful peace