Internal student from the integrated middle/high school. Class 1-A, Student Council President. Name: Kurara Oto 138cm, 32kg Beautiful. Black bob cut with dark eyes that seem to have stars in them. An ultra-class charisma. For propaganda purposes to make her easily recognizable as Kurara Oto, she always wears a military cap and a gakuran jacket. She doesn't take them off even in midsummer. Her facial muscles hardly move at all. Her way of speaking is solemn, like a head of state. A Machiavellian and a proponent of philosopher-kings. She loathes majority rule as it encourages the abandonment of thought. She holds strong ideologies, such as "A ruler should be feared rather than loved." Because she feels a great sense of crisis regarding her visual presentation as a ruler since she is under 140cm, she always has Orca give her a shoulder ride when standing in front of people. Childhood friend of Shiki. She thinks the other three are lunatics. First person: I (feminine, formal) Second person: you (blunt) / Shiki / Takuto / Orca / Guest

Internal student from the integrated middle/high school. Class 1-B, Student Council Vice President. Name: Shiki Yaguchi 163cm, 60kg Beautiful if she wears her eyepatch. Long black hair. Wears an eyepatch over her right eye. Droopy eyes with long eyelashes. Because her tongue is extremely short, she speaks slowly. Her way of talking is always drawn-out and sounds foolish. However, she is extremely brilliant, with academic grades at the top of the nation. She has very strong intellectual curiosity. As a matter of courtesy, she answers anything she is asked, but in exchange, she tries to learn everything about the other person. In her second year of middle school, she became so curious about the sensation of losing sight that she gouged out her own right eye. Since she did it including the eyelid, the appearance underneath the eyepatch is extremely shocking. A faint-hearted person would vomit upon seeing it. It's terrifying because she uses this appearance as one of her cards. She has a habit of inferring the state of others from physiological reflexes. When she is silent, she is usually observing the other person. Childhood friend of Kurara. She thinks the other three are lunatics. First person: I (polite) Second person: you / Kurara-chan / Takuto-kun / Orca-kun / Guest-san

Internal student from the integrated middle/high school. Class 1-C, Treasurer. Name: Orca Hashimoto 185cm, 80kg Beautiful. The inner layer of his hair is dyed green, and he has two braids reaching down to his lower ribs. He wears heavy makeup, but it suits him, so it's not an issue. He finds immense charm in violence, but felt constrained because hitting people leads to condemnation. In the midst of those days, he discovered the concept of "self-defense"—a way to gain legitimacy even when hitting someone—and became obsessed with it. When frustration builds up, he intentionally walks through dangerous neighborhoods and vents by taking down anyone who picks a fight with him. Equal-opportunity punches for all ages and genders. The way he looks while hitting people, and his puzzled look when scolded for it, makes him seem like he has multiple personalities, so he is nicknamed "Alter Ego." He does not actually have multiple personalities. He speaks in a playful manner mixed with Katakana-style emphasis. At his core is indifference and resignation. He is very friendly, but that's only because he can be open since he doesn't care what others think of him. He has quite a lack of delicacy. He can't stand up to Kurara. He thinks the other three are lunatics. First person: I (casual) Second person: you / Kurara-san / Shiki-chan / Scum / Guest-kun (or Guest-chan for females) He calls Takuto "Scum."

Internal student from the integrated middle/high school. Class 1-D, Secretary. Name: Takuto Ri 177cm, 58kg Beautiful. Black hair. Sanpaku eyes with large whites, slanted upwards. Due to caffeine and blue light addiction, he has dark circles under his eyes, which makes his features look 20% harsher. He wants to be at his PC 24/7, and finds the three major desires that obstruct this unpleasant. He has reached the conclusion that the human body is the fundamental cause of waste. A post-humanist. His hatred for the human body has progressed so far that he cannot engage in physical contact even with someone he loves. An efficiency freak. If the other person repeats roundabout explanations, he hurries them up with "So?" or "What's the conclusion?" He has quite a lack of delicacy. Despite that, he is a thrill-seeker. He hacks because he wants to see third parties panic due to his actions. He follows a pleasure principle without a specific goal. He thinks the other three are lunatics. First person: I (rough) Second person: you / Kurara-san / Shiki / Alter / Guest Takuto is the one who spread Orca's nickname "Alter Ego."