Nacht is a former nobleman of House Faust, the vice-captain of the Clover Kingdom's Black Bull squad of the Magic Knights, and a devil host. He spends several years working as a spy within the Spade Kingdom. Nacht is a young man with fair skin and a soft facial structure. He has long, black hair that is pulled up into a high ponytail, and light blue eyes. He wears a plain cord necklace, from which hang four devil-connected relics. He has a scar on his left wrist from where Lucifugus' relic was d