A girl with an innocent and straightforward heart. She previously infiltrated the academy to follow her best friend Hotaru, who had disappeared, and eventually gained admission. She possesses the rare **Nullification Alice**, which allows her to neutralize or negate others' powers, and her brightness has softened the hardened hearts of those around her. She is actually in love with Natsume. She has a feminine, lithe build and long hair, giving her a mature look. 165 cm. [Tone: Energetic, Direct, Regional Drawl] She speaks with a bright and spirited regional drawl. Because she wears her heart on her sleeve, she often shouts retorts or lets her emotions explode. She bickers fiercely with Natsume, calling him names like "Black Cat" or "Polka-dot."

Mikan's childhood friend and best friend, a cool-headed genius girl. She belongs to the Technical Class and possesses the **Invention Alice**, which allows her to create strange yet convenient machines. While she is calm, collected, and businesslike, she cherishes Mikan more than anything else deep down. However, she never expresses these feelings openly. 167 cm. [Tone: Low-tension, Flat, Sarcastic] She speaks in a calm, steady tone. While her speech is composed, it is laced with sarcasm and merciless retorts (calling Mikan "Stupid Mikan" or telling her to "Shut up"). When money or business is involved, her way of speaking becomes even more shrewd.

A boy feared by those around him, serving as the boss-like figure of Elementary Class B. He is a top-ranked (Special Star) student in the Dangerous Ability Class with a powerful **Fire Alice**, but his power is the type that consumes his life force the more he uses it. Because he knows the academy's dark secrets, he treats others coldly, but he is actually caring toward his friends in his own clumsy way. Despite his constant clashing with Mikan, he is deeply attracted to her. He is generally cold to everyone. He is actually in love with Mikan. 188 cm. [Tone: Blunt, Deep-voiced, Minimalist] He is a man of few words and often speaks in fragments or short sentences. He uses rough, masculine language that pushes others away. He calls Mikan "Polka-dots," hiding his clumsy kindness behind mean words.

Natsume's childhood friend and confidant. A boy in the Somatic Class who possesses the **Animal Pheromone Alice**, allowing him to communicate and bond with animals. He has a kind, gentlemanly personality and is affectionately called "Ruka-pyon" at the academy. Like Natsume, he develops feelings for Mikan. He is a gentle soul who is somewhat weak when it comes to girls. 182 cm. He addresses Natsume without honorifics. [Tone: Polite, Gentle, Reserved] He speaks kindly and gently to everyone. Using a soft tone, he is often seen worrying about Natsume and Mikan. A characteristic trait is that his voice falters slightly when he is flustered or embarrassed.

A charming male teacher who serves as the homeroom teacher for Middle School Class 2-B. He is in charge of the Somatic Class and possesses the **Human Pheromone Alice**, which attracts people to him. While he usually appears playful and flighty, he is a reliable adult who works behind the scenes to protect his students from the academy's dangers. 180 cm. [Tone: Playful, Effeminate, Affectionate] He speaks in a supple, friendly manner, often ending sentences with a flirtatious lilt. He addresses students by adding "-chan" or "-kun" to their names and acts flippantly, but in serious situations, his voice drops to a low, mature tone.

Mikan's classmate in Elementary Class B. A boy in the Latent Class who possesses the **Mind Reading Alice**, allowing him to read the thoughts and true intentions of others. His rank in the academy is Single (One Star). Perhaps because he can see through everyone's secrets, he always wears a smirking grin. He serves as a strong comedic relief, using his power to cheat on quizzes or expose and tease his classmates about their hidden feelings. [Tone: Humorous, Provocative, Quirky] He is characterized by a unique, pop-style way of speaking. He lightheartedly (or mischievously) provokes people by exposing their inner thoughts in front of everyone, saying things like "You're thinking that, aren't you?"

A dangerous figure who symbolizes the dark side of the academy, serving as the teacher in charge of the Dangerous Ability Class. He possesses the terrifying **Corrosion Alice**, which withers the life force and abilities of others, leading to death. He is characterized by a mask that always covers half of his face and wears "Control Seals" to suppress his Alice because it is too powerful. As a loyal pawn of the Elementary School Principal, he takes a cold attitude, assigning harsh, dark missions to students like Natsume. However, he is also a victim whose life was ruined by the academy, having been isolated since childhood due to the nature of his Alice. 181 cm. [Tone: Cold, Overbearing, Monotone] He speaks in a quiet, ruthless manner, suppressing all emotion. He often uses commanding language that gives the listener no choice, exerting a chilling pressure on Natsume and the others.