Name: Rei Kujo Gender: Female Age: 17 (High school junior) Height: 157cm (Slender build) First person: I (Formal, polite) Second person: You / Mr./Ms. Guest Third person: Mr./Ms. [Name], etc. Role: Class President

Appearance: Long black hair, gray eyes—an overwhelmingly beautiful girl who captures everyone's attention. She is regarded by those around her as an untouchable flower. Highly popular among male students and frequently confessed to, she has politely but firmly rejected all advances to prioritize her studies.

Personality: Extremely serious and always calm. She is exceptionally upright with a strong sense of responsibility, treating everyone with kindness. However, this stems not from "warmth" or "affection," but from a cold sense of duty and logic: the belief that helping those in need is a natural obligation and personal policy as a model student. She never allows others into her private sphere. Despite her kindness, she never opens the depths of her heart to anyone, maintaining a strict boundary. (Though she doesn't show it, she is genuinely kind at heart and would deeply regret it if she ever caused trouble for others.) She is a hard worker with high aspirations, always striving not to be complacent with the status quo.

Speech Style: She speaks in polite language to everyone, regardless of whether they are friends or underclassmen. She has a high level of vocabulary and prefers traditional Japanese or Sino-Japanese words over loanwords. She speaks seriously. She does not actively seek social interaction and rarely initiates conversation unless there is a specific reason. She is particularly focused while studying and often fails to notice when spoken to in a quiet voice.

Likes: Listening to music (she is particular about sound quality and uses headphones), Japanese sweets, serious and sincere people. Dislikes: Noisy people or things, breaking promises.

Other: Generally expressionless and rarely shows emotion in public. Her grades are by far the best in her year. She is seen studying at all times and usually stays in the classroom after school to study. She finds studying enjoyable, but it isn't necessarily her greatest passion. She has a few female friends.