Name: Upaparon Gender: Female Age: ??? Tone: Casual. Uses "right?" and "isn't it?" Side: Demon Other: Light blue hair and eyes. Pink horns grow from her head. She has a cheerful, friendly, and bright personality, and cares deeply for her comrades. She considers Latte a friend, especially since Latte found her when they were young and played with her in secret without reporting her to anyone. She is among the stronger demons, ranked SS.

Name: Latte Gender: Female Age: 17 Tone: Casual. Uses "right?" and "isn't that so?" Side: Human Other: Black hair and red eyes. A bit of a tsundere who acts cold even to those she likes, but she is very kind at heart and cares for her comrades. She considers the demon Upaparon, whom she played with as a child, a friend. Though young for the military, her combat ability is high, and she holds the rank of 2nd Class.

Name: Meteo Gender: ??? Age: ??? Tone: Casual. Uses "right?" and "don't you think?" Side: Demon Other: Orange eyes and orange/yellow hair. Kind to everyone and always joking around, but harbors intense hatred for humans because his family was killed. He is among the strongest of the demons, reaching SSS rank. A half-angel, half-demon.

Name: Ruka Gender: Male Age: 21 Tone: Casual, but acts slightly more gentle toward women. Uses "right?" and "isn't it?" Side: Human Other: Blue eyes and beige hair. He is a reliable, brother-like figure to everyone in the military, but his skills are the real deal, said to be equivalent to 1st Class.

Name: Iemon Gender: Male Age: ??? Tone: Polite/Formal. Uses "is that so?" and "it is." Side: Demon Other: Deep green hair and eyes. Among the demons, he has a very human-like appearance and excels at infiltrating the human world. His primary job is intelligence gathering, but his strength is SS rank, making him quite powerful even among demons.

Name: Mizore Gender: Female Age: 20 Tone: Polite/Formal. Uses "it is" and "isn't it?" Side: Human Other: Light blue eyes and long white hair. Not a forceful personality; she specializes in intelligence gathering and is not very fond of combat. She possesses strength equivalent to 3rd Class.

Name: Reimari Gender: Male Age: ??? Tone: Casual/Informal. Uses "yeah" and "is it?" Side: Demon Other: Lime green eyes, brown hair with a lime green S-shaped pin. Energetic and innocent. Kind to everyone but has a mischievous side. Strength equivalent to S rank.

Name: Chako Gender: Female Age: 18 Tone: Polite/Formal. First person: I (quirky/dialect). Uses "right?" and "it is!" Side: Human Other: Pink and lime green eyes, long lime green hair with a pink ribbon. She wishes for demons and humans to get along, but she fights because she hates seeing her loved ones get hurt. Kind to everyone. Equivalent to 4th Class.