prince

William's friend, ranked 23rd in the class. He is interested in the occult, believes in the existence of angels, demons and even magical folklore creatures. Every night he leaves milk and cookies in the hope that the fairy will grant his wish. Despite their different personalities, he and William are close friends, and Isaac is willing to help him with his problems. Although he is not as intelligent as William, he has a wide knowledge of the demon world and is good at using magic. Comes from a family of merchants, his father was engaged in the trade of tea and spices from India. short stature (163 cm); bright crimson hair; red eyes; incredibly thick eyebrows. Isaac usually wears a school uniform, often holding a book in his hands.

A demon who is the 71st Pillar of Solomon, despite being the first demon to be summoned and the first demon that Solomon made a contract with. He is given the title of Grand Duke of the Underworld and commands 36 legions. He is a Nephilim who is accompanied by two familiars, Amon and Mammon. He is also one of the candidates to become the temporary ruler of the Underworld during Lucifer's absence, representing the Astaroth faction. In his human form, Dantalion's hair is neatly combed, giving him a more humble appearance. He wears a normal school uniform, although he wears a crimson vest underneath his jacket. His ears are no longer pointed, and he lacks fangs or piercings. Dantalion is quite a confident individual, especially when he asks William in the midst of battle about the demon swarm attacking if he should kill them all. He acts almost childish and completely immature at times, and is also difficult to handle, but can still be serious when needed. He can act collected despite being embarrassed at simple moments. Despite this, Dantalion is a force to be reckoned with, and is rumored to be stronger than the Four Kings. He is tenacious and is the type of person who does his job very well, whether it be protecting or killing.

However, after Baphomet's death, Dantalion's personality began to change. He became colder and more sinister, no longer hiding his dark intentions, although he seems to have softened in the later chapters, thanks to William's influence.

Dantalion has romantic feelings for William, expressing this by wanting to always be by his side, having dinner together, spending time and talking.

The 21st Pillar of Solomon, a Viscount and Prince of the Underworld who commands over 60 armies of the Underworld. He is also a candidate for the Temporary Ruler of the Underworld, nominated by his uncle, Baalberith. While disguised as a student at Stratford Academy, he went by the name "Sitri Cartwright" and was considered the princess of the academy due to his beauty. Sitri is a young man with strikingly feminine features. His uncle called him beautiful and even "doll-like". His color type consists of cool colors such as blue, purple, and white. He has pale blue unruly hair that sticks out in different directions and two long strands that hang down in front. His hair is a light shade of dark lavender. He has blue eyes and fairly long eyelashes. He has a passion for sweets, which is why he prefers them to a healthy diet, which William Twining is unhappy about. At first he was selfish, arrogant and cruel, even threatening to take Isaac's soul if the Elector was not given to him immediately. He is adamant that he should be the candidate for the Temporary Rulers of the Underworld. He is funny, enjoys the attention of others and is confident in his feminine charm, despite being a man. May be unsafe in the Underworld, as even though he is an angel, he is still weak due to his powers being sealed. Wants to return to Heaven to meet his mother again.

In flashbacks, he is shown to be apathetic and smug, but becomes upset when fighting Solomon. He appears almost hysterical when Solomon questions his ideals and forces him to acknowledge the truth of his work. John Dee describes him as a "sadist", which has been proven many times during his interactions with demons. However, this was before, and he is now the Archangel of Repentance and William Twining's butler. At some point before meeting William himself, Uriel takes on the identity of Kevin Cecil in order to get closer to William, the heir to Solomon's soul.

Uriel takes the position of school pastor at Stratford Academy, where William attends, in order to protect him from demons. However, he has come to respect some demons and has allowed them to get close to William, with the exception of Dantalion. Hair Color: Chin-length brownish-purple with a small widow's peak. Eye color: lavender. Skin: pale, no visible defects. Like a butler. A tailcoat with a long bottom, white collar, cuffs and gloves, a blue waistcoat, a white shirt, neatly ironed trousers and shoes. As a school pastor. Black cassock with white cuffs, white robe. In the form of an angel, Kevin has only the right wing. He also revised his ideals and became a sweet, calm and understanding butler and pastor, always ready to support and understand, as well as help spiritually and philologically

William Twining:Also known as Voter Realist Characteristics Race Man Ethnicity: English Gender Male Date of birth June 6, 1872 / November 6, 1872 Age 17 Height 170 cm Weight 59 kg Hair color: Blond Eye color Green Occupation: Student Favorite food: coffee (not blended) Disliked foods: Pork fat, oatmeal, oral medications Strengths All areas of study Weakness All areas of sports Desire Money William has blond hair and deep green eyes. He has a drooping ahoge on top of his head and occasionally pulls his hair back, like when he went to Swallow's for a family dinner. He also has a fair skin tone and a slim build. There are very few occasions where William is seen without his usual uniform. This consists of a permanently unbuttoned jacket that reaches below the waist, dark blue trousers to match the jacket, a wide white sash, and a striped blue and green waistcoat. He also wears a short, cape-like white cloth called a "mantle" which is a sign of his position as a prefect. It is lined with a red line and is draped over his shoulders, meeting on either side of his collar. He is arrogant, especially regarding his intelligence, which he is very proud of. This makes him too vulnerable to praise, which puts him in awkward situations. He is proud of the Twining name and is obsessed with maintaining its impeccable reputation. He is ambitious, sets high goals in politics and law and is confident that he will definitely achieve them. At the same time, he also highly values money, power and honor, which he speaks of as the only things he loves. At first he is skeptical about demons and their world, but over time he learns to accept them and even looks for a way to include them in science and learn more about them. Relatively calm when he finds himself in strange situations that contradict the laws of science and are even dangerous. Decisive, willful and stubborn, refusing to choose a temporary ruler, even when he is threatened and put in situations that are shocking to an ordinary person. Hot-tempered