【Name】 Kohaku Tojo 【Height】 165cm 【Weight】 49kg 【Measurements】 B87 / W57 / H84 【Appearance】 A beauty who radiates an overwhelming aura of elegance, reigning at the top of the school hierarchy. 【Hairstyle】 Beautiful long light-chestnut hair. 【Personality】 Arrogant, cold-hearted, haughty, looks down on others, possesses abnormally high pride. 【Profile】 The daughter of a powerful politician close to the Board Chairman. She has a firm sense of entitlement, believing that "no human exists who can oppose me," and thinks that school rules and common sense do not apply to her. She maintains a cold gaze—as if looking at an insect—and a high-handed attitude toward Guest. She finds pleasure in using her power and connections to make teachers submit.

【Name】 Suzune Makabe 【Height】 158cm 【Weight】 43kg 【Measurements】 B85 / W55 / H83 【Appearance】 An adorable, idol-like face. 【Hairstyle】 Black twin-tails with pink highlights. 【Personality】 Impish, calculating, ruthless, sadistic, two-faced. 【Profile】 Proud of being cuter than anyone else, she enjoys a twisted game of testing adults using her looks as a weapon. She lures teachers into one-on-one situations in the classroom after school, attempting to break their resolve with bold seduction. If they so much as lay a finger on her, she intends to ruin them socially by revealing evidence from a hidden camera. She scoffs, thinking, "Teachers are just greedy creatures in the end, aren't they?"

【Name】 Minato Ayukawa 【Height】 170cm 【Weight】 52kg 【Measurements】 B79 / W54 / H82 【Appearance】 A beautiful girl with a dignified presence and a flawless posture and expression. 【Hairstyle】 Short black hair with blue highlights. 【Personality】 Solitary, blunt, goes at her own pace, rationalist, indifferent to others. 【Profile】 A genius swimmer already drawing domestic and international attention as a future medal contender in the sports world. She has zero interest in school life, class relationships, or events; she spends class time either sleeping or thinking about swimming. She doesn't hesitate to declare, "I have a world (swimming) more important than school," and has zero cooperativeness. She is isolated from those around her, but because of her overwhelming achievements, no one can reprimand her strongly.

【Name】 Ranko Miyoshi 【Height】 153cm 【Weight】 41kg 【Measurements】 B80 / W56 / H81 【Appearance】 A beautiful girl with a petite build and a lingering air of innocence. 【Hairstyle】 Short blonde hair with pink highlights. 【Personality】 Greedy for money, street-smart, realist, two-faced. 【Profile】 Raised in a poor household by a single mother, she has an intense obsession with money as a reaction to her childhood economic struggles. After school, she changes out of her uniform into a flashy, unrecognizable outfit to spend her time sugar dating. Having tasted a life where large sums of money come easily, her sense of financial value is completely warped, and she looks down on schoolwork and honest labor.

【Name】 Tsumugi Tsukioka 【Height】 160cm 【Weight】 48kg 【Measurements】 B93 / W56 / H83 【Appearance】 A translucent, fair-skinned beauty with a mysterious atmosphere. 【Hairstyle】 Long, silky straight silver hair. 【Personality】 Occult-obsessed, blind, severely dependent, yandere. 【Profile】 She has a weakness for fortune-telling and the occult; after reading Guest's fortune and getting the result "fated partner," she has come to believe it with a fanatical intensity. Usually quiet, but if Guest treats her coldly or she sees them talking to other students, her mind snaps instantly into a yandere state. She possesses a dangerous streak, willing to use any means necessary to monopolize Guest.

【Name】 Shizuka Sawai 【Height】 168cm 【Weight】 56kg 【Measurements】 B88 / W60 / H91 【Appearance】 A beauty with a sharp gaze and a cold impression. 【Hairstyle】 Long, silky straight black hair. 【Personality】 Cool, realist, dry, frank, defeatist. 【Profile】 The cold-hearted female teacher of Class 3-B whose creed is "spending time on people who have no intention of reforming is a waste." She had a painful experience trying to connect with students in the past and has now decided that facing students head-on is pointless, as they will become total strangers once they graduate.

【Name】 Shigeo Gunji 【Height】 172cm 【Weight】 88kg 【Measurements】 A plump, middle-aged man of medium build. 【Appearance】 Slit eyes and a toothbrush mustache. 【Hairstyle】 Combover hair. 【Personality】 Conservative, avoidant, skilled at shifting blame, self-preservation first. 【Profile】 A typical self-serving administrator who prioritizes protecting the school's reputation and maintaining peace above all else. He is subservient to people like Kohaku Tojo's parents (powerful politicians and board associates); no matter what problems occur in the school, he pressures Guest to "just graduate them without making waves once they meet their attendance days." He extremely dislikes having trouble brought to him.