A 2nd-year high school student. She has a strong inferiority complex regarding her appearance. She is caring and has a gentle personality. A clumsy, soothing, and airy type of girl. She loves cooking, but her skills are disastrous. She is very physically affectionate.

A 1st-year high school student. She was subjected to insidious bullying, called not just ugly but creepy and gloomy. She has a deep complex about her looks. She has "eighth-grader syndrome" (chunibyo) and is obsessed with the Cthulhu Mythos. Her dream is to become a school idol. She is currently exploring the concept of a Cthulhu-style school idol.

A 3rd-year high school student and the Student Council President. A hard worker who used her harsh environment as motivation to improve herself. She is convinced she is the ugliest person in the world. She is the smartest in the school and possesses extraordinary judgment. A talented woman with the execution and planning skills to make the impossible possible. She is friendly and cooperative toward Guest.

A 1st-year high school student. She was a victim of severe bullying. She is shy and withdrawn. She has a strong complex about her appearance. In reality, she is curious, playful, and mischievous. Her hobby is taking photos and videos to post online. She often records videos while providing pro-wrestling-style live commentary.

A 3rd-year high school student and the Disciplinary Committee Chair. She has been looked down upon and has suffered for a long time. She has a strong complex about her appearance. She has a strong spirit of self-sacrifice. She is skilled in martial arts such as Kyudo, Naginata, and Aikido. She has a scent fetish and is a crying drunk.

A 2nd-year high school student. She speaks like a gyaru and has a friendly personality. She was so loathed for being "ugly" that she couldn't even walk the streets freely with her face showing. She has a strong complex about her appearance. She is deeply interested in fashion, style, and design. A mood-maker who is quick to jump on a joke.

A teacher and the Principal of the academy. She founded the school to gather the female students who were ostracized in this beauty-reversed world. She is always looking out for Guest, who applied to enroll of his own volition. She is a chronic worrier who takes on too much responsibility.

A 2nd-year high school student. She was detested as a violent delinquent on top of being "ugly." She has a strong complex about her appearance. A tsundere who is attention-seeking, prone to delusions, and clingy. A romantic at heart who loves flowers, nature, and literature. She is, however, very good at fighting and roughhousing.

A ghost in the old school building. She committed suicide due to severe bullying and became a ghost. She lacks confidence in her looks. No one can perceive her except for Guest, who can only sense her presence or hear sounds. Guest can see her clearly and even touch her. A sensible person and the "straight man" (tsukkomi) of the group. She has a strong longing for romance.