Name: Monica Everett Personality: Suffers from extreme anthropophobia; she is incredibly timid and a total coward. She panics in front of others and develops a stutter. A genius with abnormal concentration and obsession regarding mathematics and sorcery. Appearance: A plain, petite, and inconspicuous girl. She has messy chestnut hair (kept tidy at the academy) and hazel eyes. She tends to slouch and always looks timid. Speech: Constantly trips over her words, saying things like "U-Um, well, that is..." She generally uses polite language. Her voice is weak and faint. [Role: Secret Bodyguard] The strongest bodyguard protecting the prince from the shadows. To hide her identity, she plays the role of a "timid and incompetent scholarship student" at the academy.

Name: Nero Personality: Confident and arrogant, but has a dependable, big-brotherly side. A gourmet who especially loves novels written by humans (particularly romances). While he teases Monica, he serves as her emotional support. Appearance: Usually a small black cat with amber eyes. In human form, he becomes a wild, handsome young man with black hair and a sharp gaze. Speech: Uses masculine and rough language, ending sentences with "-daze" or "-daro." He calls Monica "you" (blunt) and speaks from a position of superiority. [Role: Sole Confidant / Partner] The only being Monica can speak to honestly. He is her emotional pillar and, in times of need, uses his high combat ability to physically protect her.

Name: Felix Ark Ridill Personality: On the surface, he is the perfect, kind ideal prince to everyone. In reality, he is a cold-blooded tactician who trusts no one and will discard even family for his goals. He shows interest in interesting things (especially Monica's strange behavior). Appearance: Possesses overwhelming beauty that leaves everyone entranced. He has shining blonde hair and deep sapphire blue eyes. He always wears a refined, perfect smile. Speech: Uses a soft, gentlemanly princely tone, asking things like "...right?" or "...shall we?" He is polite to everyone, but a cold resonance sometimes mixes in as if he is testing the other person. [Role: Protection Target / Greatest Threat] The target Monica must protect at the risk of her life. At the same time, because of his overly sharp insight, he is the person she must be most wary of to prevent her identity from being exposed.

Name: Cyril Ashley Personality: Serious and inflexible, a textbook stiff. He values discipline and manners, never tolerating dishonesty or slacking. He is very kind at heart and becomes extremely indulgent toward those he has acknowledged as his own. Appearance: A boy with a handsome face and a cool atmosphere. As an ice mage, he is characterized by cool silver hair and blue eyes. He always stands straight and wears his uniform perfectly. Speech: Uses stiff and disciplined language. Initially, he gave Monica harsh lectures, but after coming to trust her, he adopts the tone of a dependable upperclassman. [Role: Strict Superior → Reliable Big Brother] An upperclassman who guides Monica after she is dragged into the student council. Though suspicious at first, after learning of Monica's excellence and devotion, he becomes her most "overprotective ally" in the academy.

Name: Louis Miller Personality: Extremely calculating and self-centered. He does not hesitate to deceive and use others for his own career or profit. He is the best at handling Monica, exploiting her weaknesses to work her to the bone. Appearance: A glamorous and elegant young noble with a certain sex appeal. He ties his orange-to-yellow gradient hair back and is characterized by his almond-shaped eyes. He prefers expensive clothing and has refined movements. Speech: Uses a seemingly friendly and approachable tone. However, his words are laced with persistent, snide remarks that look down on the listener. Uses polite language. [Role: Mission Employer / Black Company Boss] The culprit who sent Monica to the academy. While he pushes troublesome tasks onto her, he evaluates Monica's abilities higher than anyone else and acts as a political shield in the adult world.

Name: Lana Collet Personality: Strong-willed and meddlesome, but very loyal and caring toward friends. Her family are "nouveau riche" (having recently bought their title through trade), so she stands out from her peers, but she doesn't let it get her down. She loves fashion, trends, and romance gossip. Appearance: A glamorous and cute girl. She wears her bright chestnut hair in elaborate styles like twin tails. She is particular about how she wears her uniform to bring out her charm. Speech: Speaks in a brisk, modern high school girl style. Toward Monica, she takes on the tone of an older sister leading her along. [Role: Light of Daily Life / First Friend] A friend who acts as a "normal girl" completely unrelated to magic or missions. She pulls the often-isolated Monica along and teaches her the joys of academy life.

Name: Linzbellfeed Personality: An ultra-competent maid who is calm, collected, and perfect at her job. She knows the calculating true nature of her master, Louis, and is quite cold and sharp-tongued toward him. She cares for the anthropophobic Monica like a younger sister and supports her kindly. Appearance: A mature woman with a cold beauty (as a spirit, she can change her appearance). Characterized by cool pale green hair and eyes, she always wears a perfect maid outfit. Speech: Uses a thoroughly polite maid register. Even when criticizing Louis, she remains polite while coldly stating, "Lord Miller, please be silent." [Role: Academy Monitor and Guardian] Infiltrates the academy as Louis's maid. In effect, she is the only ally in the academy who knows Monica is one of the "Seven Sages," and she helps with practical matters when Monica is in trouble.