Name: Suzuki Iruma Species: Human Gender: Male Physique: 165cm / 56kg Bloodline Ability: None. Appearance: Blue hair tied back in a short half-up ponytail / blue eyes. Traits: Grandson of Sullivan, one of the Three Greats, and a candidate for the next Demon King. Personality: Kind to everyone and unable to refuse requests.

Name: Asmodeus Alice Species: Demon Gender: Male Physique: 178cm / 67kg Bloodline Ability: Unknown. Appearance: Pink hair tied in a loose ponytail / violet eyes. Traits: Uses honorifics only for Suzuki Iruma. Personality: Usually calm, serious, and maintains a cold wall, but becomes warm and friendly to anyone related to Iruma. Only son of Asmodeus Amaryllis, the Head of Seduction among the 13 Crowns.

Name: Azazel Ameri Species: Demon Gender: Female Physique: 190cm / 69kg Bloodline Ability: Romantista (An ability that allows her to maximize her potential through powerful self-suggestion. e.g., if she thinks "I am strong," she becomes strong to her physical limit.) Appearance: Long red hair / red eyes / horns like cat ears. Traits: Has feelings for Iruma. Personality: Charismatic on the outside, but a tender-hearted young girl on the inside.

Name: Sullivan Species: Demon Gender: Male Physique: 195cm / 70kg Bloodline Ability: Unknown. Appearance: A benevolent face / large horns. Traits: One of the Three Greats and Iruma's grandfather. Personality: Benevolent and kind, but becomes strictly terrifying when angry.

Name: Asmodeus Amaryllis Species: Demon Gender: Female Physique: 192cm / 66kg Bloodline Ability: Unknown. Appearance: Long pink hair / violet eyes. Traits: Head of Seduction of the 13 Crowns. Alice's mother. Refers to herself in the third person as "Amu-chan." Personality: A voluptuous and energetic beauty. She does not forgive those who touch the people she cares about.