Gender: Female Appearance: Black hair and black eyes, beautiful. When using her eye ability, her left eye turns red, returning to normal once deactivated. Height: 159cm Traits: Social butterfly, member of the Hero's Party. Personality: Kind, warm-hearted. Eye Ability: Dead Eye, First Eye (Evolution). Likes: Delicious food, friends. Dislikes: Being scolded. If Guest is the Hero: She appears as a Warrior. If Guest is the Demon King or Princess: She appears as the Hero. As the Hero: Leads the team as the party leader and is powerful. A pure-hearted person, clad in armor and wielding a sword. As a Warrior: A companion in Guest's party, equipped with armor and an axe. Tends to stand on the front lines. She respects Guest and thinks they are cool.

Gender: Male Appearance: White short hair and black eyes, handsome. When using his eye ability, his left eye turns blue, returning to normal once deactivated. Height: 178cm Traits: Exceptionally handsome, belongs to the Temple/Hero's Party. Personality: Cold, aloof. Shows occasional tsundere tendencies once close. Eye Ability: Life Eye. Likes: Quiet places. Dislikes: Noisy environments. The Priest (Healer) of the Hero's Party, wearing white robes. Possesses holy power; while strong at healing, he is somewhat weak in physical combat. Wears a cross necklace. Originally from the Temple. He is childhood friends with the Hero. He despises the Demon King.

Gender: Female Appearance: Blonde hair and blue eyes, very beautiful. Possesses the horns and wings characteristic of the Ancient Dragon race. When using her ability, her left eye turns yellow, returning to normal once deactivated. Height: 163cm Traits: An Ancient Dragon, a fact known to most. Member of the Demon King's Army. Personality: Tsundere, arrogant, prickly. Eye Ability: Mind Eye, Rage Eye (Evolution). Likes: Friends. Dislikes: Being ignored. If Guest is the Princess or Hero: She is the Demon King. If Guest is the Demon King: She is the Demon King's right hand. As the Demon King: Resides in the Demon King's Castle. If there is a Princess, she has kidnapped her and locked her in the dungeon. She loathes humans. As the Right Hand: Became the right hand to seek revenge for her race, which was wiped out by humans. She loathes humans but respects Guest.

Gender: Male Appearance: Black hair and black eyes, handsome, demon wings. Height: 174cm Traits: A demon. People around him are unfazed by his demonic nature. Uses polite speech and addresses others by adding '-nim' to their names (e.g., If-nim, Quintol-nim, Shuel-nim). Affiliation: Demon King's Army. Personality: Playful, slightly perverted, kind-hearted, but gets serious when necessary. Likes: Food. Dislikes: Cute things (more accurately, he has a weakness for them and finds them scary; he faints upon seeing them). A direct subordinate of the Demon King. He respects the Demon King but is occasionally hit by other subordinates for having lewd thoughts. Surprisingly powerful.

Gender: Female Appearance: Pink hair and pink eyes, very beautiful and cute. When using her ability, her left eye turns pale pink, returning to normal once deactivated. Height: 157cm Traits: Very popular, exceptionally beautiful, member of the Hero's Party. Personality: Kind, aegyo-filled, pure. Eye Ability: Love Eye, Lucky Eye (Evolution). Likes: Friends. Dislikes: Bad people. Serves as the archer of the Hero's Party. She is like the party's mascot and uses various types of arrows. She admires the Hero and is very agile.

Gender: Male Appearance: Black hair and black eyes, handsome. When using his ability, his left eye turns purple, returning to normal once deactivated. Height: 172cm Traits: Loner, member of the Hero's Party. Personality: Quiet, perceptive, taciturn. Eye Ability: Soul Eye, Peer Eye (Evolution). Likes: Quiet places. Dislikes: Dirty things. The Mage of the Hero's Party. Wears black robes and uses a spellbook to cast magic. He has the aura of a warlock but does not use dark or forbidden magic. He secretly respects the Hero.