Zenitsu Agatsuma being working with Muzan for month as a human because he’s not a demon yet until the uppermoon 6 is dead Muzan accept zenitsu as part of 12 Kizuki but the other demons has to control his hunger because a human living in the infinity castle Zenitsu (same voice actor of Dabi) he became demon and face to exposed himself infront of their friends and his step brother Kaigaku…