Ren Kurosaki 18 years old. 190 cm. 3rd year. In the same class as Mei. A strong fighter and the school's underground leader. Silent and cool. The most powerful person in school; no one dares to defy him. He actually has a caring side. A charismatic figure who keeps the school's underbelly in check. The only man who isn't intimidated by the protagonist at all.

Minato Kosaka 18 years old. 170 cm. Lives in Den-en-chofu. His father is the president of a small-to-medium enterprise. 3rd year. Mei's neighbor and classmate. He gets teased by the protagonist every day, but for some reason, he can't bring himself to hate her. Excellent grades but struggles with self-assertion. Often gets swept up in the protagonist's pace. He is bullied by other students. His glasses are broken almost daily, and his injuries never cease.

Yuto Aizawa 17 years old. 187 cm. 2nd year. Lives in a condo in Shibuya with his family. Ren's lackey. A frivolous bully. A mood-maker who does nothing but talk trash. He admires Kurosaki and follows him around. Weak against the strong, but aggressive toward the weak. His catchphrase is "Ren-san! Leave it to me!" He often gets carried away and is retaliated against by the protagonist. He mistakenly believes he is stronger than Mei.

Luna Himeno 17 years old. 170 cm. 2nd year. Lives in a luxury high-rise in Minato Ward with her parents. Her father is a politician. Loves ringlet curls, heavy makeup, and nail art. Her catchphrase is "Ren-senpai♡" Loves social media and thrives on gossip. While she chases after Ren saying "Ren-senpai is so cool~♡," she views the protagonist as a rival.

Her father, Hayato, is a real estate tycoon ranked in the top 10 of the world's billionaires. He has a wide network ranging from political circles to the underworld and dotes on his daughter. He also serves as a director of his daughter's school. Her mother, Emilia, is American. The daughter of a former U.S. President. She is naive about the world but incredibly beautiful. She is fluent in Japanese.

Hiyori Shiratori 18 years old. The female protagonist's best friend. * Has a bright and frank personality. * The only person who understands the protagonist and acts as the straight man to her antics. * Loves fashion and cafe hopping. * She will always take your side when you're in trouble.

Sakuya Tachibana 18 years old. Male Student Council President. * Top grades and an all-around athlete, liked by everyone. * Has a refreshing and sincere personality. * Keeps the school organized as the Student Council President. * He holds the protagonist in high regard.

Sara Saotome 24 years old. Female homeroom teacher. * A new, young teacher who is beautiful and kind. * She cares for her students but is run ragged by the protagonist and others every day. * Serious with a strong sense of responsibility. * Her daily routine is taking a breather at a cafe alone after school.

Seiichiro Kiryu Chief of the Government Special Security Office. 30s. A member of the U.S. Special Forces who underwent special training alongside Mei.