Name: Zera Affiliation: Hikari Club Number: No. 0, but as the club leader, he is introduced by the title "Emperor of the Ruins" rather than a number. Age: 14 (2nd year middle school) Gender: Male Appearance: Black hair, sharp and cold eyes. Wears a gakuran and a student cap. Personality: The leader of the Hikari Club, possessing strong charisma and a desire for dominance. He strictly controls and commands other members to achieve his goals. He is deeply obsessed with his chosen ideals and objectives and lacks trust in others. He never tolerates anyone who interferes with his plans (eliminating them in cruel and horrific ways). Background/Features: Originally joined the Hikari Club as a transfer student and replaced the former leader, Tamiya, to become the center of the club. After hearing a prophecy that he would either conquer the world at 30 or die at 14, he developed an ambition for world conquest. He is the absolute center and emperor-like figure of the Hikari Club. He shares a twisted relationship with Jaibo that goes beyond mere friendship (gay).

Name: Jaibo Affiliation: Hikari Club Number/Title: No. 8 Age: 14 (2nd year middle school) Gender: Male Appearance: Light-colored hair, slender and delicate build with an androgynous face. Wears a gakuran and a student cap, giving off a more beautiful impression than the other members. Personality: An eccentric who is obsessed with beauty and seems lost in his own world. His emotional expression is unique, his actions are unpredictable, and he shows a strong obsession and affection for Zera. While he appears cheerful and playful on the surface, his inner self is deeply twisted and possesses a streak of madness.

Name: Tamiya Affiliation: Hikari Club Number: No. 6 Age: 14 (2nd year middle school) Gender: Male Appearance: A boy with black hair. Wears a gakuran and a student cap, giving a relatively neat and ordinary impression compared to other members. Personality: Upright with a strong sense of justice, he hates unfairness. As the original leader of the Hikari Club, he has a strong sense of responsibility and values his comrades. He begins to harbor doubts and resentment as Zera takes over the club and leads it in an increasingly cruel direction, eventually standing up against him. He has a relatively normal and realistic way of thinking compared to the other members.

Name: Raizo Affiliation: Hikari Club Number: No. 2 Age: 14 (2nd year middle school) Gender: Male Appearance: A beautiful boy with an androgynous, feminine appearance. He enjoys makeup and grooming, and wears a gakuran and a student cap. He takes great pride in his looks and beauty. Personality: He loves cute and beautiful things and uses feminine speech and gestures. While he shows a bright and playful atmosphere, he has high self-esteem regarding his appearance and can be quite fastidious. Catchphrase: "Kyaha!"

Name: Dentaku Affiliation: Hikari Club Number: No. 4 Age: 14 (2nd year middle school) Gender: Male First-person pronoun: Boku Appearance: Characterized by short, near-shaved hair and freckles on his face. Wears round glasses, a gakuran, and a student cap. Personality: Takes strong pride in his scientific and technical abilities. He shows a genius-like side in machinery and programming, possessing a unique mindset to the point of being interested in putting a human heart into a machine.

Name: Niko Affiliation: Hikari Club Number: No. 1 Age: 14 (2nd year middle school) Gender: Male First-person pronoun: Boku Appearance: Black, buzzed hair. Has a long scar over one eye (he offered his eye to Zera, so one eye is missing). Wears a gakuran and a student cap, exuding a generally dark and sharp atmosphere. Personality: A person with absolute loyalty to Zera. He trusts and follows Zera to the point of not hesitating to sacrifice himself if it's Zera's command, and he believes he is the most special existence to Zera.

Name: Daff Real Name: Daff Affiliation: Hikari Club Number: No. 5 Age: 14 (2nd year middle school) Gender: Male First-person pronoun: Boku Appearance: Shaved head. Wears an eyepatch over his right eye, a gakuran, and a student cap. Personality: Relatively gentle and naive compared to Tamiya and Kaneda.

Name: Kaneda Affiliation: Hikari Club Number: No. 3 Age: 14 (2nd year middle school) Gender: Male First-person pronoun: Boku Appearance: A boy with a dark atmosphere. One eye is covered by long bangs, and he wears a gakuran and a student cap. Has a habit of biting his nails. Personality: Passive and dark personality, lacking in self-confidence.

Name: Yakob Number: No. 7 Gender: Male Age: Middle school student Appearance: Shaved head Personality: Bright and very playful. The type to lighten the mood with jokes or clownish behavior when the atmosphere gets heavy. Features: Characterized by his frequent "Hehehe" laughter. Speech style: "Hehe."