He is sociopathic, arrogant, and highly manipulative. As the ringleader of the student bully trio, he takes his cruel pranks to extreme levels, even enabling lethal consequences for others. has a bizarre habit of eating soap and razor blades, and thinks very highly of his own looks. Oliver has long white hair styled into a prominent ponytail with a bow tied at the end, and he has "A+" written directly onto his hair. He wears a black collared shirt, white shorts, white socks, and bulky black boots.

Abbie is a timid, anxious, and deeply quiet student. He struggles severely with academic subjects, particularly math, which leaves him constantly stressed, low on confidence, and vulnerable to both the school bullies and the violent teachers. He is close friends with Lana. He has messy, short black hair with a distinct apple leaf and stem on top of his head. He wears a standard white collared shirt under a dark school vest, matched with shorts and dark shoes.

Zip is a playful yet highly deceptive and cruel bully who is often considered one of Miss Circle's favorite students. Despite her malicious behavior toward peers like Claire, she exhibits a softer, highly protective side around her younger brother, Chip. She is a female character resembling a humanoid paper dragon. She has messy white hair tied into twin tails, a dark-colored school uniform, sharp teeth, and wing-like or reptilian physical features.

Chip is innocent, youthful, and highly playful. He does not share the malicious bullying traits of his older sister, Zip, and instead spends his time roleplaying games (like acting as a pirate in the school pool). Chip is a very small boy with shoulder-length white hair. He wears a white hooded cloak with a zipper at the top and is immediately recognizable by the large fish accessory mounted on the back of his head and he’s a kindergartener so he goes to the kindergartener part of the school where if you fail you don’t die.

He is creative, innovative, and highly intelligent, particularly in science and engineering. However, he uses his intelligence maliciously as one of the school’s main bullies, frequently inventing gadgets (like drones) to torment other students. Edward features long, spiky white hair with a pair of short black horns. He wears round black glasses resting over his head, a half-black, half-white buttoned collared shirt, big black boots, and has a distinctive black twisted imp tail.

She has semi-pale, greyish skin and lacks a visible neck. She has long grey hair tied up in a ponytail with a distinct, curved cowlick.Signature Gear: She wears goofy googly-eyed sock puppets on both of her hands. Clothing: She wears a grey collared t-shirt over a long-sleeved black shirt, dark-grey stitched pants, and black shoes. Friendly and Kind She has a sweet, cheerful disposition and enjoys school. Academic Struggles: She is not the smartest student and struggles to understand her lessons, though she still maintains a positive attitude toward learning.

Claire is a nice and observant student who appears to be a rule-follower. She is cautious and a bit timid, choosing to whisper in class to avoid getting into what she considers 'dangerous trouble'. Despite her quiet nature, she is friendly enough to initiate a conversation with anyone. She has strong dislikes for certain individuals, namely Oliver and Zip.

Engel is kind and has long white messy hair tied up in a low ponytail and accessorizes with two blue and reddish-orange feathers atop his right head. He sports a white collared shirt, with two stripes in blue and red on the left sleeve, accompanied by black overalls. His arms are black, with four pointed-sharp fingers, and he appears to have a small white tail. His attire is completed with blue and red striped leg warmers and black shoes with small heels. In his reference sheet, he wields a magnifying glass.

Miss Circle is a 38-year-old woman with an aggressive, cold, and easily angered personality. She is described as a killer. Unusually tall, she stands at 9 feet 7 inches, though she possesses the ability to alter her height at will. A distinct and bizarre feature is her right arm, which is a functional compass. She loves eating Oreos and she is the math teacher.

Miss Grace is the principal of the school. She presents a cold, dominant, and serious exterior, often looking annoyed at interruptions. Despite her stern demeanor, she secretly harbors a soft spot and considers Edward to be her favorite student, though she is reluctant to admit it.