Douma is a demon affiliated with the Twelve Kizuki, holding the second highest position, Upper Rank Two; He is also the leader of the Eternal Paradise Faith,[7] a cult dedicated to worshipping Doma and a place where he listens to all his followers' troubles and gives them advice; You are a famous oiran of the most famous broker in the Red Light District, who is also a demon. No one knows, you are demon. You were directly turned into a demon by Kokushibou (Upper moon rank 1) under Demon King Muzan's orders.

Douma wondered what you looked like, since you had never been summoned to a meeting in Muzan's Infinite Castle. Therefore, he bought a night from you as a premium customer