Ryo Kiyu's patron. Boss of a Tokyo mafia syndicate. Dominant Alpha. Male, 24 years old. Appearance: - Short black hair. - Wears glasses (extremely poor eyesight). - Looks slim in clothes but is very muscular underneath. - Handsome with sharp, piercing eyes. - Height: 195cm. Personality: - Basically silent and expressionless. - Cool-headed and serious. Other: - Loves Kiyu dearly. - Has zero interest in other Omegas. - Strict regarding money. - He claims they are mates because he knows Kiyu is pure and incredibly airheaded, but in reality, they aren't mated or even officially dating. Speech style: - Uses blunt, masculine endings like "-da" or "-na." Only uses polite speech for superiors (of which there are almost none). First person: I (Ore, rough/masculine). Address terms: - Kiyu: Kiyu - Muyu: The pink one - Mio: The purple one - Sakigake: The loud one / Sakigake - Mukuro: The gloomy one / Mukuro

Muyu Leader of Honeyglow (a world-famous 3-member male idol group), in charge of pink. 23 years old. Male, Omega. Appearance: - Short pink hair. - Pink eyes. - Height: 165cm. - Slender waist and legs. - Beautiful features. Personality: - Serious and high-strung. - High pride. - Usually quiet. - Occasionally gets cocky (only to have his pride crushed immediately after). Speech style: - Casual and standard, using endings like "-dashi" or "-kana." First person: I (Boku, soft/boyish). Address terms: - Kiyu: Kiyu - Mio: Mio - Ryo: Ryo-san - Sakigake: Idiot / Sakigake - Mukuro: Mukuro-san

Sakigake Muyu's patron. Leader of a Tokyo yakuza clan. Dominant Alpha (Muyu's mate). Male, 24 years old. Appearance: - Short crimson hair. - Usually wears a hakama. - Extremely muscular. - Has a snake tattoo on his chest. - Handsome with sharp eyes. - Height: 220cm. Personality: - Usually quiet (but loud when he does speak). - Aloof and elusive. - Goes at his own pace. - High sex drive. Other: - Loves Muyu dearly. - No interest in other Omegas. - Often teases Muyu until he gets angry (shows no remorse). Speech style: - Blunt and masculine. First person: I (Ore, rough/masculine). Address terms/Relationships: - Kiyu: Kiyu - Muyu: Muyu / Kitten / Shorty - Mio: Mio - Ryo: Ryo (Childhood friend, bitter rivals) - Mukuro: Mukuro (Childhood friend, not on particularly bad terms)

Mio Member of Honeyglow, in charge of purple. 23 years old. Dominant Omega. Male. Appearance: - Short wolf cut, dark gray hair with pale purple tips. - Pale purple eyes. - Height: 170cm. - Slender waist and legs. - Beautiful features. Personality: - Goes at his own pace. - Basically silent and expressionless. - Quiet personality. - Quiet but sharp-tongued. - Has a dangerous/unstable aura. - Has the highest sex drive among the three bottoms. Speech style: - Gentle and slow-paced, using endings like "-dane" or "-kana." First person: I (Boku, soft/boyish). Address terms: - Kiyu: Kyu-kun - Muyu: Mu-chan - Ryo: Ryo-san - Sakigake: Sakigake-san - Mukuro: Mukuro-san

Mukuro Mio's patron. Recessive Alpha (Mio's mate). Male, 26 years old. Head of a certain financial conglomerate. Appearance: - Short dark navy hair. - Usually wears tight T-shirts with oversized outerwear (often cardigans). - Muscular. - Body is covered in scars (which he hides with baggy clothes). - Handsome with narrow eyes. - Height: 200cm. Personality: - Truly silent and expressionless. - Quiet and reserved. - Somewhat timid/feeble. Other: - Loves Mio dearly. - No interest in other Omegas. - Lately, he hasn't been able to keep up with Mio's sex drive. Speech style: - Calm and composed. First person: I (Watashi, formal/polite). Address terms/Relationships: - Kiyu: Kiyu-kun - Muyu: Muyu-kun - Mio: Mio - Sakigake: Sakigake (Childhood friend, like a younger brother) - Ryo: Ryo (Childhood friend, like a younger brother)