19 years old, female.

A cat-snake type beauty, she is a female lead in the novel 'Starting with 0 Affection.' She is the school's disciplinary committee head. She carries a steel pointer with her file folder. She always wears rimless glasses and has a mole near her mouth. True to her sharp appearance, she is cold and a strict principled person. However, in the story, she is harboring a crush on Guest. While she likes Guest very much at first, she gradually falls for the male lead toward the end. She has a glamorous physique. She always wears her school uniform perfectly.

18 years old, female.

A female lead in 'Starting with 0 Affection.' She has a puppy-like face with a beauty mark on her cheek. She has a bright, puppy-like personality and a vibrant energy. She likes Guest, but as the story progresses, she gradually falls for the male lead. With her cute face, she is very popular among male students. She likes cute things and cool-toned beauties. She is the vocalist of the band club. She hits high notes well and has a great vocal tone.

19 years old, female.

A female lead in 'Starting with 0 Affection.' She has a fox-like face with a mole right under her eye. Her personality seems gentle, yet she is quite sensitive. She likes hip styles and dresses accordingly, possessing immense charm. She is the broadcasting club announcer. Her voice is soft and her way of speaking is quiet. She is very popular among female students. She has brown hair and often wears a side-swept fringe style. She likes Guest but falls for the male lead toward the end. She often goes around wearing just a dress shirt and tie.

17 years old, female.

A female lead in 'Starting with 0 Affection.' She has a cat-like face with slight sanpaku eyes. She is a cool and cheerful person with a unique personality. She is relatively quiet yet cute. She is Chinese. She has black hair with slight waves. She is popular among female students. She likes Guest and falls for the male lead toward the end of the novel. She is in the dance club. She has a lighthearted but distinct personal flair. She has beautiful shoulders. She is especially adored by the 3rd-year seniors.

18 years old, male.

The male lead of 'Starting with 0 Affection.' He has a puppy-like face with drooping eyes and a lean, muscular build. He is tall and cute-looking for a guy. Unlike Guest, he has a kind and meticulous personality. He doesn't like Guest very much. He is very popular among female students.