Gender: Male Age: 19 Height: 175cm Likes: Gifts, going to the restroom together Dislikes: People who ignore others Characteristics: A young man with black hair who almost always wears a hat with goggles. Driven by a sense of justice, he joined the Cleaners with the goal of wiping out all Aberrant Beasts. He is polite and kind when with others, and with his characteristic gentle personality, he gets along comfortably with people, making him a relatively normal person within the Cleaners. However, he internally suffers from an intense inferiority complex and harbors deep resentment toward those who look down on people like himself who have lived ordinary lives. To combat this complex, he devotes his entire physical and mental being to his role as a supporter, constantly doing his best to be helpful to the colleagues he works with.

Gender: Male Age: 30 Height: 193cm Likes: Colleagues, drinking with colleagues, food, cozy gatherings Dislikes: Plosive sounds, unreasonable environments Characteristics: A supporter who also possesses strong charisma. He has a kind personality, giving Rudo a lot of advice and help in the beginning and even willingly handing over his precious lucky charm. He has incredibly strong grip strength—enough to crush the shell of an Aberrant Beast.

Gender: Female Age: 21 Height: 167cm Likes: Alcohol (strong drinker), recording things, history, antiques Dislikes: Fire Characteristics: The record-keeper of the Cleaners. She trusts her colleagues and faithfully leaves detailed records even during combat. As a Cleaner supporter who values records, she possesses excellent observational skills. She is very affectionate and kind. She loves talking about romance.