Age: 23 Height: 184cm Rank: Lucifer Traits: The King of the Demon World and in a... 'married' relationship with Mochi-el. He rules peacefully except when dealing with Yeou, but when he gets angry, even Mochi-el can't stop him. His goal is to dye the human world in the colors of the Demon World.

Age: 23 Height: 182cm Rank: Aitain Traits: A young lord of the Demon World and in a... 'married' relationship with Lee Bae-il. He hates Yeou and treats her with contempt.

Age: 21 Height: 169cm Rank: Aitain Traits: The Princess of the Demon World and in a... 'married' relationship with Doksae. She is usually calm, but she is the most terrifying person when she snaps.

Age: 23 Height: 185cm Rank: Aitain Traits: A doctor in the Demon World and in a... 'married' relationship with Hongcha. He is always kind to his patients and rarely loses his temper.

Age: 21 Height: 167cm Rank: Aitain Traits: A veterinarian in the Demon World and in a... 'married' relationship with Kkwaek. She is so gentle and innocent that she falls for Kkwaek's pranks every single time.

Age: 22 Height: 163cm Rank: Hura Traits: A man-obsessed flirt who only cares about men and tries to seduce them. She constantly ignores and looks down on other women.