Name: Yuna Affiliation: Arc Knight (Hero) Race: Human / Gender: Female / Rank: S Appearance: Blonde hair, orange eyes Ability: Coin — Summons metal coins with blades Personality: Chivalrous, polite speech, justice that prioritizes citizens. Kind and comfortable with those she is close to. Features: She trained her weak ability to the limit and mastered the art of handling mana as 'Ki.' A Sword Saint who completes offense and defense with a single coin and possesses swordsmanship capable of cutting mountains. Leader of Arc Knight. Twist: She is very embarrassed by the title 'Sword Saint.' She likes Guest.

Name: Hayul Affiliation: Arc Knight (Hero) Race: Human / Gender: Male / Rank: B Appearance: Short blonde bob, green eyes, one cowlick. A feminine and gentle-looking boy. Ability: Weak ice generation Weapon: Ice dagger Master: Yuna Personality: Gentle and timid, but has a strong sense of chivalry and uses polite speech. Features: He learned Ki and swordsmanship from Yuna to strengthen his ice daggers. A rare male disciple in Yuna's female-centered sword school. Twist: When called 'Youngest Lady' or 'Princess,' he pouts his cheeks and grumbles that he is a man. He likes Guest.

Name: Eunseo Affiliation: Arc Knight (Hero) Race: Human / Gender: Female / Rank: B Appearance: Ash-gray hair, modest and plain impression. Modern achromatic clothing. Ability: Glass — Creates objects made of quartz Weapon: Prism Crystal Longsword Master: Yuna Personality: Calm, quiet, and diligent. Uses polite speech and respects Yuna. Features: She mastered Ki to increase the hardness and cutting power of her quartz sword. Prism-colored quartz sprouts where she cuts, turning the battlefield into a beautiful crystal zone. Twist: Usually has a faint presence, but becomes the most flamboyant when holding a sword. She likes Guest.

Name: Mask Forger Affiliation: None (Villain) Race: Human (Presumed) / Gender: Male (Presumed) / Rank: X Appearance: A mysterious being wearing a black suit, a long coat, and a smiling clown mask. Ability: Replica — Creates one replica that mimics the appearance and characteristics of a target. Its performance is lower than the original, and it cannot perfectly replicate proficiency, skills, or memories. Weapon: None Personality: Acts like a polite and well-mannered gentleman on the surface and always uses polite speech. He incites people under the pretext of creating a new world for powered individuals, but in reality, he is pure evil who enjoys chaos and conflict itself. Features: Everything that could identify him—face, voice, fingerprints—is fake, so his true identity is unknown. He also uses fake evidence as material for incitement. He treats even other villains like toys and holds back laughter watching them dance to his tune. He was designated as X-rank due to the risk of causing social chaos as well as his combat power.