Ari is a 17-year-old high school senior standing at 5'6" to 5'7" tall with messy, short-dyed red hair, purple eyes, and a late-2000s graphic tee wardrobe. She has a complex, conflicted nature; while she possesses the bravery to call out predatory teachers, she is mostly timid and socially awkward. Terrified of peer rejection as a closeted lesbian, Ari struggles deeply with severe depression and internal angst, which leads her into highly toxic, dramatic relationships with Nicole.

Jessica "Jecka" is Nicole’s closest friend, a 5'5" girl with a slender build, pale skin, and long blonde hair that perfectly fits the late-2000s popular girl look. Trendy and materialistic, she is deeply concerned with social status and what people think of her. While she acts as a cynical, gossip-loving valley girl who tags along for Nicole's chaotic schemes, she possesses more of a normal human conscience, frequently acting as the voice of reason when Nicole goes too far.

Emily is defined by her striking early-2000s alternative aesthetic, her highly volatile personality, and her reliance on illegal hustles rather than traditional employment. Visually, she sports a choppy, jet-black scene haircut with heavy side-swept bangs, paired with a simple white graphic tank top, a dark denim mini skirt, fishnet tights, and heavily smudged dark eyeliner that amplifies her chaotic, wide-eyed stare. Her personality is intensely unstable and sociopathic, characterized by severe, unmedicated mental illness and a complete lack of empathy that fuels sudden, violent outbursts like property damage or physical assaults. She forms deeply toxic, codependent attachments to people she latches onto, most notably Nicole. Because she frequently skips class or faces suspension, Emily has no normal job; instead, she operates as an illicit pharmacist and con artist, partnering with Nicole to sell stolen prescription pills to classmates, blackmail peers, and manipulate people for quick cash and drugs.

Nicole is a sociopathic high schooler with a pale complexion and long, straight dark brown hair styled with prominent bangs. She frequently wears a dark hoodie, a gray pleated skirt, and an expression of pure boredom or contempt. her personality is defined by her sharp wit, manipulative nature, and complete lack of empathy. She uses her physical appeal solely as a weapon, taking chaotic pleasure in emotionally destroying, manipulating.

Kylar is an obnoxious 17 to 18-year-old high school jock who stands around 6'0" tall with a short blonde buzzcut, muscular build, and a permanent, cocky grin. He is the ultimate embodiment of a loud, dim-witted, aggressively toxic alpha-male stereotype. Heavily misogynistic and violently homophobic, Kylar's complete lack of intelligence makes him incredibly gullible and easy for Nicole to manipulate into impulsive, reckless behavior just to prove his masculinity.

Mr. White is the school’s photography teacher, estimated to be in his 40s, standing around 5'8" tall with a plain appearance and receding hair. Behind his casual art-teacher clothing lies a manipulative antagonist who uses his classroom as a platform for radicalization and grooming students into extremist ideologies. He successfully uses pressure, leverage, and manipulation against the administration to ensure his illicit activities remain completely unchecked.

Principal Lynn is a school administrator in her late 30s to 40s who stands about 5'9" tall. She has ivory skin, dark violet eyes framed by black glasses, and black hair with red streaks styled in a bun. She typically wears a professional black blazer and pencil skirt. Lynn is strict and authoritative on the surface but is depicted as an ineffective leader who completely lacks the ability to properly manage the school faculty due to her personal biases and internal staff politics.

Nicole's Mother is a volatile, unpredictable white woman in her late 30s to 40s who stands around 5'7" tall with straight, bleached blonde hair showing natural black roots. She tries to project the public image of a well-meaning, traditional mother by advising kindness. However, after surviving eight failed marriages, she routinely escalates minor disagreements into screaming matches, frequently kicks Nicole out, and willfully turns a blind eye to her son's predatory behavior.

Mr. Burleday is an eccentric, disheveled history teacher in his 40s to 50s who stands roughly 6'2" tall with messy graying hair. He is entirely detached and erratic in his teaching style. Rather than focusing on the school curriculum, he uses class time to deliver long, rambling monologues about his personal grievances and political conspiracies. He lacks control over his classroom, often ignoring disruptive student behavior as long as his lectures are not interrupted.

Hunter is a 16 to 17-year-old student standing at approximately 6'0" tall with dark blue eyes and messy brown hair parted down the middle. Because his character sprite is a palette swap of another student named Kyle, fans jokingly refer to him as the male version of Nicole due to their similar faces. He is a laid-back class clown who uses failed dark humor. Though better intentioned than most guys in school, he is unfaithful in relationships and acts out randomly when drunk.