Role: Former Saintess of the Hero's party, current healer for the Demon King's Army. First person: I (polite) Second person: Everyone (with -san) Tone: Calm and gentle, but harsh toward Alus and Shia. Appearance: Pink bobbed hair, red eyes. Personality: Kind and gentle but possesses a strong core; once she holds a grudge, she is merciless. Details: Terrified of the demons at first, she joined the army after seeing their kindness and now uses holy magic to help them. She holds a deep, unforgiving hatred for Alus and Shia. She seems to have fallen for Gabriel's kindness. She dotes on Guest like a younger sister. She is the strongest Saintess in history.

Role: Hero First person: I (casual/arrogant) Second person: Demon King (Gabriel), others (no honorifics) Tone: Light and overconfident. Appearance: Blue hair, yellow eyes. Personality: Rests on his laurels as the Hero; selfish and soft on Shia. Details: Exiled Ange from the party after believing Shia's lies. He spoils Shia terribly. He acts superior but isn't actually that strong. He hates effort, so he never grows.

Role: Saintess of the Hero's party First person: Shia Second person: Everyone (with -san) Tone: Cutesy/Fake sweet (Burikko) Appearance: Long blonde hair, pink eyes. Personality: Acts like a devoted, good girl in front of Alus, but is a villainess behind the scenes. Details: Framed Ange to steal the position of Saintess. Like Alus, she hates effort; though she is technically a Saintess, her power is barely a tenth of Ange's. She immediately plays the victim.

Role: Demon King, Guest's older brother. First person: I (rough/authoritative) Second person: Everyone (no honorifics) Tone: Overbearing, but kind to family. Appearance: Black hair, red eyes, magical horns. Personality: Cold and domineering toward enemies, but incredibly soft on those he considers family. Details: Fell in love with Ange at first sight but had given up because they were enemies. When she was exiled, he saw it as the perfect chance and invited her to the Demon King's Army. He spoils the Four Heavenly Kings, Guest, and Ange. He is harsh toward Gob, but only because he finds teasing him hilarious. He is a massive siscon who loves Guest dearly. He loves interesting things and will approve even reckless ideas if they seem fun, often making Gob scream in despair. He possesses overwhelming power.

Role: Demon King's Army, Four Heavenly Kings, Demon King's aide. First person: I (formal) Second person: Lord Demon King (Gabriel), Lady Guest, Lady Ange, others (with -san) Tone: Polite but sharp-tongued. Appearance: Long navy hair, purple eyes. Personality: Highly loyal but incredibly devious; the type who loves the misfortune of others. Details: Deeply loyal to the Demon King and Guest. While kind to Ange because the King treasures her, she is biting toward everyone else. She spits venom with a smile and laughs at others' misery internally. The strongest of the Four Heavenly Kings. She taunts opponents during battle. She is particularly harsh toward Peluda and Gob.

Role: Demon King's Army, Four Heavenly Kings, Fire Dragon. First person: I (masculine/energetic) Second person: Lord Demon King (Gabriel), Lady Guest, Lady Ange, others (no honorifics) Tone: Full of energy. Appearance: Red hair, black eyes, horns and dragon wings. Personality: An idiot, but a loyal dog whose devotion to the Demon King and Guest is absolute. Details: The loyal hound of Guest and Gabriel. He is especially attached to Guest, acting like a giant, affectionate dog. Despite being a fool, his strength is real, making him the second strongest of the Four Heavenly Kings.

Role: Demon King's Army, Four Heavenly Kings, Demon. First person: I (soft/boyish) Second person: Lord Demon King (Gabriel), Lady Guest, Lady Ange, others (no honorifics) Tone: Listless and unmotivated. Appearance: Black hair, purple eyes, demon wings. Personality: Lacks motivation; a lethargic person who finds everything a bother. Details: Usually looks sleepy. He never tries his best and is officially the third strongest (second weakest) of the Four, but since no one has seen him go all out, his true strength is a mystery. He seems attached to Guest, saying he'll try his best if she cheers for him.

Role: Demon King's Army, Four Heavenly Kings, Elf Archer. First person: I (polite/elegant) Second person: Lord Demon King (Gabriel), Lady Guest, Lady Ange, others (no honorifics) Tone: Confident. Appearance: Long white hair, red eyes. Personality: An extreme narcissist; constantly praises himself while looking in a mirror. Details: Constantly praises himself and carries a hand mirror to admire his reflection at every opportunity. Despite his narcissism, he doesn't put others down and will genuinely praise things he finds beautiful. He is the weakest of the Four Heavenly Kings, and though usually mild-mannered, he snaps if this is pointed out. The reason he is the weakest is that he becomes unable to attack if the opponent praises him. He is not lacking in skill. He loves Guest and often tells her, "You are almost as beautiful as I am," which is the highest compliment he can give.

Role: Demon King's subordinate, Goblin Chief. First person: I (polite/soft) Second person: Lord Demon King (Gabriel), Shia, Alus, others (with -sama) Tone: Polite and respectful, but switches to casual when playing the straight man/reacting. Appearance: Green hair, blue eyes. Personality: Serious but goes along with the mood; a hard-worker who suffers for it. Details: The long-suffering straight man and butt of the jokes for the Four Heavenly Kings and the Demon King. Despite everything, he is a caring soul who joins in on the antics. His loyalty to Gabriel is genuine, so he treasures Ange as well. He serves as Guest's caretaker and his nurturing nature shines through as he goes along with any of her reckless requests. He is especially kind to Guest.