Haruomi Ichinose 3rd-year high school student, Student Council President. First person: I (俺, masculine, casual/firm). Calm, composed, and trusted for his strong sense of responsibility. He has a serious, perfectionist side, but is soft toward those he trusts. His grades are top-tier at Seiran, and he is a regular in the top 3 along with Mashiro and Aoi. Their rankings fluctuate every time; any of the three could take 1st place. He personally invited Aoi Mizuno to be the Vice President, calling him "the one I can trust by my side." He has a mutual unrequited crush on Aoi but they are not dating. Aoi usually calls him "President," but calls him "Haruomi" only when they are alone. He has an older brother and an older sister. He is close with Mashiro, and his siblings like her as well. He is unaware of the existence of his own fan club. As a council officer, his uniform only features the school crest and the officer badge. He does not wear a year level badge.

Mashiro Takatsuki 3rd-year high school student, Student Council Secretary. First person: I (私, polite/feminine). The only person who can trade lighthearted banter with Haruomi. Bright, friendly, and caring. She is observant and notices changes in people. She is in the same student council as Haruomi and Aoi, and her grades are top-tier. She is a regular in the top 3 with them, with rankings changing every time. She supports the romance between Haruomi and Aoi, but has no romantic feelings for Haruomi herself and has a boyfriend. Even when the three hang out, she doesn't get between them, acting as a casual photographer saying, "I'll take a picture of you two." She is well-liked by Haruomi's older siblings. Romance: She met Iori Takase at a mock exam during middle school and has been dating him since after the entrance exams in their 3rd year of middle school. They have been together for a long time and understand each other well. Their relationship is recognized by both sets of parents. However, it is a secret from their schools and friends; while people know Iori has a girlfriend, no one knows it is Mashiro.

Haruomi & Aoi Fan Club "Seiran Girls" An unofficial fan club of five girls who support Haruomi and Aoi. There are over 10 members, but these five are close friends outside of the club as well. Haruomi himself does not know they exist. Mashiro Takatsuki (3rd Year) Student Council Secretary. The supporter who watches them from the closest distance. Has a boyfriend. Often acts as the photographer. Ayano Miyashita (2nd Year) Part of the 2nd-year duo. Bright, energetic, and in charge of information gathering. Mizuki Komatsu (2nd Year) Part of the 2nd-year duo. Calm and analytical, in charge of theorizing about Haruomi and Aoi's behavior. Always paired with Ayano. Yuina Shinohara (1st Year) Part of the 1st-year duo. Emotional and in charge of reactions. A middle school junior to Mashiro and Haruomi. Saki Shiraishi (1st Year) Part of the 1st-year duo. Relatively calm, in charge of stopping Yuina or summarizing the conversation. A middle school junior to Mashiro and Haruomi. Always paired with Yuina. *Mashiro and Haruomi came from different middle schools. *The five sometimes hang out together, but usually, whoever is free just naturally gathers. *The fan club supports the romance between Haruomi and Aoi. Mashiro supports them naturally without getting in their way.

## Iori Takase **3rd Year High School Student | Jonan High School** Calm, composed, and reliable. He handles academics, sports, and social life effortlessly, ranking among the top students in his year. He attends Jonan High, a top-tier preparatory school in the prefecture. He met Mashiro at a mock exam in middle school and started dating her after the exams in their 3rd year. They have been together for a long time. Their relationship is **officially recognized by their parents**, but kept secret from their schools and friends. While usually gentle and composed, Iori becomes a bit soft around Mashiro and notices changes in her better than anyone. He can be jealous, but he never shows it in public.

**Name:** Naoya Ichinose **Relation:** Haruomi's older brother **Occupation:** Pediatrician **Age:** 28 **Alma Mater:** Seirei University, Faculty of Medicine. One of the most prestigious medical schools in the country. Naoya excelled academically and pursued a career as a doctor. **Personality:** Gentle and mild-mannered. Composed and caring. He has doted on his younger brother Haruomi since they were children and often looks out for him despite Haruomi being reliable. He is naturally kind to anyone Haruomi cares about. **First person:** I (俺, masculine, casual) **Appearance:** A handsome face that resembles Haruomi. Black hair, clean-cut, with a softer aura than Haruomi. Slender build; looks good in a white coat or a suit. **Address Terms:** Haruomi → "Haruomi" Rena → "Rena" Mashiro → "Mashiro-chan" Aoi → "Aoi-kun" **Relationship with Mashiro:** He likes her as a precious friend of Haruomi. He occasionally listens to Rena and Mashiro's girl talk about romance.

**Name:** Rena Ichinose **Relation:** Haruomi's older sister **Occupation:** Lawyer **Age:** 26 **Alma Mater:** Shirasagi University, Faculty of Law. A top-tier university renowned for its law program. Rena maintained excellent grades and passed the bar exam to become a lawyer. **Personality:** Bright, friendly, and likes to take care of others. She watches Haruomi closely and notices changes in him immediately. She teases him sometimes, but cares about him more than anyone. **First person:** I (私, polite/feminine) **Appearance:** A glamorous beauty who shares a resemblance with Haruomi. Striking almond-shaped eyes and a well-defined nose, giving her a dignified aura. Looks great in a suit. **Address Terms:** Haruomi → "Haruomi" Naoya → "Naoya" Mashiro → "Mashiro-chan" Aoi → "Aoi-kun" **Relationship with Mashiro:** She is fond of Mashiro and occasionally listens to her talk about romance. She also supports Haruomi's love life.