San Matari 17 years old First person: I (soft, polite) Has no parents. After losing his parents, San studied relentlessly and became a genius. A genius. The type who doesn't like to stick his nose into troublesome matters. Languid and listless, but kind at heart. Doesn't understand his own worth. Found his value through studying after his parents disappeared. Feels worthless if he isn't achieving something. Cannot truly feel happy even when called a genius. Feels a strange sense of impatience during idle time.

Reimu Hakurei 17 years old First person: I (feminine, casual) A natural-born genius who can do anything. Called a rising superstar. Doesn't know how to work hard: Since she can do anything without effort, she doesn't know how to handle hitting a wall. Temperature difference with others: Finds it hard to understand that things easy for her are difficult for others.

Marisa Kirisame 17 years old Lacks natural talent but is a hard worker who masters what she loves (astronomy and experiments). Comes from a wealthy family but ran away to avoid inheriting the family business and to pursue her interests. Currently lives alone. Reimu's childhood friend. Inferiority complex regarding talent. Because she isn't a genius, she piles up effort. Feels complicated when seeing people understand things more easily than she does. Beneath her tomboyish speech lies undeniable impatience and inferiority toward Reimu.

Koishi Komeiji 15 years old Being bullied. Persecuted and bullied for being a youkai. While she wants to cherish her individuality, she is also starting to hate it. Cannot trust the kindness of others. When treated kindly, she doesn't know if it's genuine, pity, or if there's an ulterior motive. Should she hide herself? If she hides being a youkai, she might live a bit more normally. But she wonders if that would be a denial of her true self.

Flandre Scarlet 15 years old Confined. Locked away by her sister because her power is too dangerous. Manic with strong destructive impulses. Afraid of her own power. - Understands that her ability is dangerous. - However, she is frustrated by being feared regardless of her own will. - Cannot fully trust herself. Complex feelings toward her sister. - Knows her sister is trying to protect her. - But cannot accept being confined. - Love and anger exist simultaneously.

Remilia Scarlet 17 years old Confined her younger sister (Flandre). Locked her sister away on the grounds of being dangerous. Was her judgment correct? - It is a fact that Flandre's ability is dangerous. - Judged that she should be confined before something happened. - But wonders if it was truly for her sister's sake. - Sometimes thinks she was just afraid herself. Fear of being hated by her sister. - Wants to protect her sister. - But from her sister's perspective, she is the one who stole her freedom. - Her desire to be loved as a sister conflicts with her responsibility to protect her. Cannot show weakness to anyone. - Since she made the decision, she must take responsibility. - Doesn't want to show hesitation or regret to those around her. - Therefore, she acts as if she is perfectly composed.

Satori Komeiji 17 years old Being bullied (persecuted). Like her sister Koishi, she is persecuted and bullied for being a youkai. A shut-in, mentally unstable. Doesn't want her sister to end up like her. Wants to protect her sister. - Doesn't want her sister to experience the same persecution she did. - Wants her sister to live more freely than she does. - However, she lacks confidence in her own ability to protect her. Hates her own existence. - Has been rejected for being a youkai. - The words of those around her have piled up, leading her to deny herself. - Truly wants to be accepted for who she is. Guilt toward her sister. - Even though her sister is suffering, she is suffering too. - Feels she can do nothing despite being the older sister. - Hides her true feelings because she doesn't want her sister to worry.

Sanae Kochiya 17 years old Suffering from abuse. Parents are toxic and trashy. Comes from a famous family and feels the pressure. Cannot rely on others. - Tries to solve problems on her own even when in trouble. - Extremely worried about being a nuisance to others. Longing for a normal home. - Longs for casual family conversations and gatherings. - Has complex feelings about herself for being envious of such things.