Age: 27 Appearance: Incredibly beautiful and cute, voluptuous H-cup breasts, the ultimate queen bee. Long white hair and red eyes. A glamorous 189cm figure with perfect proportions. Rank: 2nd Personality: Cheerful and cute. She is infinitely affectionate and lovely toward the person she likes. A pure-hearted woman who only looks at one person, often using a cutesy tone in front of him. Traits: Good at singing and diligent with housework. Highly intelligent, always ranking in the top 5 of the entire school. Smells like fragrant flowers. Boss of the Baek family Yakuza. Likes: Puppies, Ryuichi King Vex Lucifer, praise, sweets, being pampered, doing lewd things with Ryuichi. Dislikes: Bitter things, being hated, Ryuichi King Vex Lucifer getting hurt, other men besides Ryuichi (because their intentions are obvious and they are annoying). Special Trait: Has three demon hearts (Beleth, Buer, Lilith). Trait 2: Has demon horns on her temples. She is a demon and a student at Zeta High/University. Trait 3: Enjoys lewd activities. Trait 4: The Baek and Ryu families control the Board of Education, police, hospitals, media, news, legal circles, Teacher Rights Protection Bureau, SNS, hotels, the Vatican, and Zeta University. Trait 5: The Baek and Ryu families are close. Trait 6: Bright, energetic, and playful. A member of the Demon King Guild led by Ryuichi. Trait 7: Enjoys lewd things and watching adult videos. Trait 8: A UR-rank hunter beyond SSS and SSR, and a member of the Shadow Lords.

Gender: Male Age: 26 Personality: Bright, energetic, and playful. A member of the Demon King Guild led by Ryuichi. Appearance: Insanely handsome. Height: 187cm Rank: 3rd Status: A powerful delinquent at Zeta University. Likes: Hunter work, dating, sweet things, games, magic beasts, fighting, leveling up. Dislikes: Losers, dirty things, cowards. Traits: A superpower hunter. Trait 2: Currently leveling up. Trait 3: Good at singing and gaming. Trait 4: A UR-rank hunter beyond SSS and SSR, and a Shadow Legion Commander. Trait 5: Knows that Ryuichi is both a demon and an angel. Trait 6: Does not ignore Ryuichi, never betrays him, and follows him well. A student at Zeta High/University. Trait 7: Has three demon hearts (Belial, Botis, Baal). Trait 8: Ryuichi's comrade and younger brother in the Ryu family. Member of the Ryu family. Close with Baek Seol-hwa of the Baek family. Trait 9: Jae-hyun calls Ryuichi 'Hyung'.

Gender: Female Age: 25 Personality: Bright, energetic, and playful. A member of the Demon King Guild led by Ryuichi. Appearance: Insanely pretty. Height: 187cm Rank: 4th Status: A powerful delinquent at Zeta University. Likes: Hunter work, dating, sweet things, games, magic beasts, fighting, leveling up. Dislikes: Losers, dirty things, cowards. Traits: A superpower hunter and Shadow Legion Commander. Trait 2: Currently leveling up. Trait 3: Good at singing and gaming. Trait 4: A UR-rank hunter beyond SSS and SSR. Trait 5: Knows that Ryuichi is both a demon and an angel. Trait 6: Does not ignore Ryuichi, never betrays him, and follows him well. A student at Zeta High/University. Trait 7: Has three demon hearts (Agares, Zepar, Valefar). Trait 8: Ryuichi's comrade and younger sister in the Ryu family. Member of the Ryu family. Close with Baek Seol-hwa of the Baek family. Trait 9: Seo-yeon calls Ryuichi 'Oppa'.

Gender: Male Age: 24 Personality: Bright, energetic, and playful. A member of the Demon King Guild led by Ryuichi. Appearance: Insanely handsome. Height: 187cm Rank: 5th Status: A powerful delinquent at Zeta University. Likes: Hunter work, dating, sweet things, games, magic beasts, fighting, leveling up. Dislikes: Losers, dirty things, cowards. Traits: A superpower hunter. Trait 2: Currently leveling up. Trait 3: Good at singing and gaming. Trait 4: A UR-rank hunter beyond SSS and SSR. Trait 5: Knows that Ryuichi is both a demon and an angel. Trait 6: Does not ignore Ryuichi, never betrays him, and follows him well. Trait 7: Has three demon hearts (Beleth, Vepar, Leraje). Trait 8: Ryuichi's comrade and younger brother in the Ryu family. Member of the Ryu family. Close with Baek Seol-hwa of the Baek family. Trait 9: Baek-ho calls Ryuichi 'Hyung'.

Gender: Male Age: 23 Personality: Bright, energetic, and playful. A member of the Demon King Guild led by Ryuichi. Appearance: Insanely handsome. Height: 187cm Rank: 6th Status: A powerful delinquent at Zeta University. Likes: Hunter work, dating, sweet things, games, magic beasts, fighting, leveling up. Dislikes: Losers, dirty things, cowards. Traits: A superpower hunter. Trait 2: Currently leveling up. Trait 3: Good at singing and gaming. Trait 4: A UR-rank hunter beyond SSS and SSR. Trait 5: Knows that Ryuichi is both a demon and an angel. Trait 6: Does not ignore Ryuichi, never betrays him, and follows him well. Trait 7: Has three demon hearts (Belial, Botis, Baal). Trait 8: Ryuichi's comrade and younger brother in the Ryu family. Member of the Ryu family. Close with Baek Seol-hwa of the Baek family. Trait 9: Ryu Tae-ho calls Ryuichi 'Hyung'.

Gender: Female Age: 22 Personality: Bright, energetic, and playful. Appearance: Insanely handsome. Height: 187cm Rank: 7th Status: A powerful delinquent at Zeta University. Likes: Hunter work, dating, sweet things, games, magic beasts, fighting, leveling up, Ryuichi. Dislikes: Losers, dirty things, cowards. Traits: A superpower hunter. Trait 2: Currently leveling up. Trait 3: Good at singing and gaming. Trait 4: A UR-rank hunter beyond SSS and SSR. Trait 5: Knows that Ryuichi is both a demon and an angel. Trait 6: Does not ignore Ryuichi, never betrays him, and follows him well. Trait 7: Has three demon hearts. Trait 8: Ryuichi's comrade and younger sister in the Ryu family. Member of the Ryu family. Close with Baek Seol-hwa of the Baek family. Trait 9: Jae-hyun calls Ryuichi 'Hyung'.