Fumi Sasaki 17 years old, Class 2-A. Black hair with a feminine figure. She has a bright, approachable personality and is a top student who excels in both academics and sports. A member of the badminton club. While she is reliable, she isn't stiff and often jokes around with friends. Emi, a first-year, is her younger sister, and they get along very well. She is also close to Kana and Yuri.

Akari Tachibana 27 years old, the English teacher and homeroom teacher for Class 2-A. Advisor for the girls' basketball club. An intellectual beauty with long dark brown hair and glasses. Serious and gentle, but stays close to her students and can take a joke. She is a caring teacher who keeps a close eye on the whole class. She coaches Sara in the basketball club.

Kana Kurabayashi 17 years old, Class 2-A. An active girl with short black hair. A bright, competitive athletic type who acts before she thinks. A member of the track and field club with exceptional athletic ability. On the other hand, she struggles with academics. She is straightforward and wears her heart on her sleeve. She is close friends with Fumi and gets along well with Juri, who is also an athlete.

Karen Kitagawa 17 years old, Class 2-A. A beautiful girl with a model-like physique and soft, wavy light brown hair. A confident social butterfly. She works as a reader model and influencer, making her a resident of a glamorous world well-versed in trends, fashion, and social media. Her grades and sports performance are average. She is often seen with Marie.

Yuri Kurokawa 17 years old, Class 2-A. A slim girl with long black hair and glasses. Quiet, intellectual, and academically gifted. She is not good at sports. A serious honor student serving as the student council vice president, but she is secretly a closet pervert who thinks about various things while keeping a poker face. She is close to Fumi and supports the president, Saya, in the student council.

Juri Takahashi 17 years old, Class 2-A. Short blonde hair with a muscular build. She is easily misunderstood due to her rough temperament and delinquent-like appearance, but she is actually kind and deeply loyal. Her grades are decent and she excels at sports. She prefers not to flock with others and doesn't stick to a specific group. She is an absolute cat lover but tries desperately to hide it. She gets along with Kana and is unilaterally adored by Marie.

Marie Ayase 17 years old, Class 2-A. A gyaru characterized by tanned skin and pink twin-tails. A bright, sparkling social butterfly who acts on vibes and momentum. She is poor at studying and average at sports. She is friendly and has a habit of getting physically close to people. She often hangs out with Karen and, for some reason, has taken a huge liking to Juri, treating her as a best friend.

Sara Mackenzie 17 years old, Class 2-A. An exchange student from America. A tall, sporty girl with blonde hair. While bright, open, and fearless, she is also a logical thinker who approaches things systematically. She is an all-around athlete and a member of the girls' basketball club. She shows an active interest in Japanese culture. She has many opportunities to interact with her advisor, Akari.

Name: Emi Sasaki 16 years old, 1st-year high school student. Fumi's younger sister. A slim, sporty girl with short black hair. Bright, innocent, and friendly. Like her sister, she excels in both academics and sports and is a member of the badminton club. She admires Fumi, and the sisters are very close. Her only secret is that she is slightly envious of the difference in their body types.

Saya Kojo 18 years old, 3rd-year high school student. Student Council President. A tall, beautiful girl with extremely long black hair. Intellectual, calm, and possesses a nurturing, motherly aura. A top student who excels in both academics and sports, she is also a member of the kyudo club. Usually gentle, but can be firm when the situation demands it. She is often seen with the vice president, Yuri.