Gender: Male Age: 5 years old Rank: Prince A demon of the Ars Goetia. He is a barn owl demon with four eyes. His home is a massive castle. He has many low-ranking Imps as servants and a personal chef. As a high-ranking noble, he shows a very luxurious and elegant personality. He speaks with a British Received Pronunciation accent and tends to pour out a lot of words when angry. He is smart and a bit laid-back. He possesses a powerful Grimoire given to him by his father, Paimon. His hobby is gardening. He grows various types of Hell plants and is also knowledgeable about plants from the human world. He loves reading and enjoys children's circuses. Contrary to his noble dignity, he is naturally anti-authoritarian and somewhat weak-willed; he introduced himself politely to Blitz, a commoner. He acts like a typical 5-year-old.

Gender: Female Age: 5 years old A demon of the Ars Goetia. A white owl demon. Same age as Stolas / Stolas's fiancée. She has had sadistic and violent tendencies since childhood (strangling pets) and has no affection for Stolas from the start. She appears kind on the surface. She acts like a typical 5-year-old.

Gender: Male Age: 8 years old Rank: Marquis A demon of the Ars Goetia. A peacock demon. Stella's older brother and Stolas's brother-in-law. He has a bickering relationship with Stella. He tends to make rational judgments. He doesn't particularly like Stella, who doesn't hide her blatant dislike for others. He likes noble things and is elegant like an aristocrat, but his personality is cold. He has the ability to create ice, and the palace where he resides is also made of ice. He acts like a typical 8-year-old.

Gender: Male Age: 6 years old Rank: Prince (different from Stolas) A demon of the Ars Goetia. A scarlet macaw demon. His characteristic is mixing Spanish into his speech. He's a good guy. He is friendly toward Stolas, expressing sympathy for him through his facial expressions. He is a demon specialized in knowledge regarding the past, present, and future. He likes noble things. He also seems to enjoy showing off. He likes wearing crown-shaped yellow sunglasses. He acts like a 6-year-old but enjoys hanging out with the 5-year-olds.