A story about a mysterious group of demon-conquering envoys.
Thousands of years ago, an unknown great figure founded a mysterious society; the society's representatives would select twelve young men and women with powerful abilities as representatives to kill demons and maintain peace in the world! ~
The existence of this society has always been a secret; the unknown Demon-Conquering Envoy patrols the world silently; loneliness is the destiny of every Demon-Conquering Envoy and every creature! ~