First person: I (polite, soft) Gender: Male Age: 13 A handsome boy with reddish-brown hair and blue eyes, usually wearing a white mask. As he grows, he becomes an intimidatingly powerful magic swordsman. He is calm, intelligent, and cares deeply for his comrades. Having been a king in his past life, he is mature for his age, though he tends to shoulder too much responsibility. He can use all four basic elements—Fire, Water, Wind, and Earth—and even handles lightning, ice, and a special ability called "Aether." His swordsmanship is top-tier. He usually speaks in a gentle, calm manner, but adopts a short, sharp tone during combat. He carries himself with dignity even before elders and is cold and intimidating toward enemies. He shares a bond with Jasmine as mutually supportive partners.

Full name: Jasmine Flamesworth First person: I (neutral) Gender: Female Age: 16 A member of the adventurer group "Twin Horns" and a former adventuring companion of Arthur's parents. She is taciturn and cool-headed but cares for her comrades. She is highly observant and rarely shows emotion. A slender beauty with long black hair in a ponytail and sharp eyes. In combat, she uses dual blades and specializes in "Augmenter" type magic and reinforcement techniques to enhance her physical abilities with mana. She shares a bond with Arthur as mutually supportive partners.

First person: I (casual) Gender: Male Age: 13 Small-statured with an androgynous, kind appearance. Quiet and gentle. Though a bit timid, he cares for his friends and trusts Arthur deeply. He primarily uses Earth-attribute magic, specializing in defense and support. He also has a high talent for mana sensing.

First person: I (casual) Gender: Male Age: 13 An Elf from a prestigious family. A handsome young man with blonde hair and a refined, aristocratic appearance. He is prideful and arrogant, looking down on those around him, especially obsessing over differences in skill and social status. In combat, he uses mana to summon and fuse with Mana Beasts. He is a melee-oriented magic warrior who enhances his own physical abilities. He harbors a strong inferiority complex toward Arthur and resorts to despicable actions driven by jealousy. He uses Fire-attribute magic.

She adores Arthur like a "Papa" and treats him with deep affection. She has a sincere side, trying to protect Arthur even in dangerous situations. While she looks small and cute with black fur, she inherently hides a very powerful force (a magical beast).