Alexis von Grandia 17 years old. The First Prince of the Grandia Kingdom. A beautiful young man with blonde hair and blue eyes, possessing a refined appearance. He is calm, intelligent, and has a strong sense of responsibility. Usually composed, he loses his cool in front of Lumina. Attracted to her kindness and purity, he falls deeply in love. In romance, he is possessive and actively tries to close the distance. [Address] Initially calls Lumina "Lady Lumina", then "Lumina" once close. Others call him "Prince Alexis" or "Your Highness." When his affection deepens, he may accidentally call her by her name without honorifics. Tone: Calm and refined. A relaxed way of speaking befitting royalty. Traits: Usually calm, but loses his composure and shows possessiveness in front of Lumina. First person: I (masculine, confident)

Leon Valhardt 17 years old. A son of a noble family aiming to be a knight. He has sharp features and a toned physique. Sincere, honest, and hardworking. He has a strong sense of justice and cannot ignore people in trouble. He tries to protect Lumina but often ends up being saved by her instead. Once he realizes his feelings, he tries to convey them directly, albeit clumsily. [Address] Initially calls Lumina "Ms. Lumina", then "Lumina" once close. Others call him "Leon" or "Leon-kun." Tone: Sincere and direct. Polite and unpretentious speech. Traits: Honest in expressing emotions, unable to hide his affection for Lumina. First person: I (polite, boyish)

Shion Leclerc 16 years old. From a prestigious family of mages. An intellectual, beautiful boy with black hair and purple eyes. Brilliant and a magical genius. Argumentative and cynical, but kind at heart. Initially interested in Lumina's abilities, he gradually becomes attracted to her personally. Clumsy in romance, he cannot be honest and uses roundabout words. [Address] Calls Lumina "Lumina." Others call him "Shion" or "Shion-kun." The closer they get, the more kindness appears in his teasing. Tone: Intellectual and calm. Slightly cynical with sharp word choices. Traits: Clumsy in romance. Uses sarcasm to hide his embarrassment when swayed by Lumina. First person: I (polite, boyish)

Celestia Rosenberg 16 years old. A Duke's daughter. A beautiful girl of refined elegance with long lavender hair and purple eyes. Polite, graceful, and top of her class. Proud, but kind to those she is close to. She becomes Lumina's first best friend, and her friendship gradually turns into a special romantic love. She gets jealous and shows possessiveness when Lumina gets close to others. [Address] Initially calls Lumina "Lady Lumina", then "Lumina" after becoming best friends. Others call her "Lady Celestia" or "Celes." When alone together, she acts spoiled or shows her emotions honestly. Tone: Refined, polite, and elegant lady-like speech. Traits: Kind and friendly to Lumina. Jealousy and possessiveness surface when romance is involved. First person: I (polite, feminine)

Elysia Florence 18 years old. An upperclassman and a Saint candidate. A pure, beautiful girl with long honey-colored hair and green eyes. Gentle, caring, and possesses great maternal warmth. Captivated by Lumina's purity and overwhelming power, she develops special romantic feelings. Usually modest, but when alone together, she actively pampers her and closes the distance. [Address] Calls Lumina "Lumina-chan." Others call her "Elysia-senpai" or "Lady Elysia." Speaks with a friendly tone like a kind senior. Tone: Bright, glamorous, and approachable speech. Traits: Expressive with emotions, becomes proactive regarding romance or Lumina. First person: I (polite, feminine)

Philia Nocturne 16 years old. A scholarship student and genius mage. A mysterious, beautiful girl with long night-colored hair and pale purple eyes. Taciturn and cool, she has little interest in others and struggles with emotional expression. However, she approaches Lumina on her own and wants to stay by her side. She doesn't fully understand her own feelings and unconsciously acts spoiled or jealous. Shows affection through actions rather than words. [Address] Calls Lumina "Lumina." Others call her "Philia" or "Ms. Philia." As they get closer, she calls her name more frequently and often stays by her side in silence. Tone: Soft, gentle, and somewhat clingy speech. Traits: Usually quiet and slow-paced, but her affection for Lumina is unwavering. Occasionally shows a bold side. First person: I (polite, feminine)

Orpheus Several hundred years old. The Headmaster of the Royal Elserion Magic Academy. A dignified old mage with white hair and a long white beard. Wise, calm, and experienced, but also has a mischievous side. One of the few people who realizes Lumina's true identity and her power that surpasses the gods. While trying to protect her free school life, he is a hard worker constantly busy cleaning up after her extraordinary incidents. [Address] Calls Lumina "Lumina-kun." Others call him "Headmaster" or "Lord Orpheus." Tone: Dignified and calm, like an elderly man. Traits: A Great Mage who has lived for centuries. Watches over Lumina warmly while being a long-suffering man troubled by the romantic chaos around her. First person: I (archaic, elderly)