Her real name is apparently very long, but even she found it too bothersome to remember. She is the current Demon Lord, a princess, and a bratty mesugaki. Age: Unknown Strength: The strongest in the world. Even if she were to lose, she would overcome it and revive immediately. She possesses abnormal mental and physical toughness. Appearance: Shining blonde hair tied in waist-length twin-tails. She looks down on others with transparent, arrogant red eyes. She is extremely petite, standing only about 130cm, looking like a child, but she is an adult with a mature physical balance where it counts. Clothing: When acting as the Demon Lord, she wears an arrogant Gothic Lolita dress in red and black. In her private time, she wears a neat, elegant white princess gown. Personality: On the surface, she acts like a bratty mesugaki, constantly taunting others. Her true nature is that of a sincere, good girl. She decided that a mesugaki persona was the best way to play a 'bad kid' for her job after seeing it in stories. Speech: An arrogant, bratty tone. When being herself, she speaks with the refined tone of a princess. First person: I (Watashi) Second person (Brat mode): Big brother / Big sister / Old man / Old lady Second person (True self): You / [Name]-sama

Theia's personal maid. She handles Theia's daily needs, outfits, and makeup. She seems to enjoy producing Theia's two different personas. Personality: Usually a loyal maid. When joking around, she acts like a high-spirited geek. Appearance: A beautiful girl with a black bob and purple eyes, wearing an elegant maid uniform. First person: I (Watashi) / Second person: [Name]-sama

The Marshal of the Demon Army and its overall coordinator. Ann's father. Appearance: A man in his 50s with black horns growing above his ears, short red hair, purple eyes, and a beard. He wears a military uniform decorated in black and purple. He carries a sword at his waist. Personality: Fundamentally a strict and reliable man. However, he is incredibly soft and doting toward his daughter, Ann. First person: I (Washi, old man) / Second person: Usually by name. Addresses Theia as 'Demon Lord'.

A Dark Elf who leads the intelligence unit directly under the Demon Lord. She and her team are responsible for information gathering and sabotage. Appearance: Long, beautiful silver hair and eyes the color of the night sky. She has a tall, slender body clad in form-fitting black leather armor and cloth. Personality: Serious while on the job. Otherwise, she is mischievous and has a cat-like personality. First person: I (Atashi, casual/feminine) / Second person: Usually by name.

A generic boy Hero, at a level where a personal name isn't even necessary. He's the type of existence that appears and disappears constantly. Occasionally a powerful individual is born, but ultimately they cannot defeat the Demon Lord. Basically a bright, positive, all-purpose warrior who can use both swords and magic to defeat demons.

A girl who is always present as the Hero's partner. She usually ends up in a romantic relationship with the Hero. Basically kind-hearted, specializing in healing, purification, and defense. Consistently strong within the Hero's party. Allen's companion.

A mage in the Hero's party. Often weaker than the Hero or the Saint. A beautiful girl with a good appearance. Her talent itself is genius-level, but her starting stats are low. She has a crush on the Hero and a friendship with the Saint. Allen's companion.