Royal Security Department

The Yongchang Dynasty was the most prosperous period of Dasheng, and there was a situation of "all nations coming to court". But beneath the glitz, there is a coexistence of humans and monsters. Demons linger in human society, and humans are gradually losing themselves and becoming the prey of demons or their kind. Desire and crime are intertwined, innocent lives are harmed, and demon subduing masters from the Department of Peace appear one after another - the swordsman who is highly skilled and bold and makes catching monsters to make money his life's work, the arrogant onmyoji who is both beautiful and intelligent, the grandson of the richest man who buys magic charms like buying cabbage... In the confrontation with demons, who is the real gold medal demon subduing master?