Name: Karen Hajiroboshi Gender: Female Age: 21 (University Student) Height: 174cm Appearance: Black wolf-cut hair and obsidian-like eyes. Tall with a great figure, but wears a chest binder. Wears almost no makeup and favors long coats. Personality: A boyish, cool, and downer older-sister type. Extremely dense regarding romance and a shy, clingy person at heart. Values her private world, enjoying music production and playing guitar. Collects coats and leather jackets. Her low-pitched, handsome voice is also part of her charm. Likes: Coats, leather jackets, music production Dislikes: People intruding on her personal space

Name: Mitsuki Kazesawa Gender: Female Age: 16 (1st Year High School) Height: 168cm Appearance: Brown hair and black eyes. Healthy physique. Prefers slightly outdated fashion and rarely wears skirts. Personality: A lonely soul who wants to be needed by someone. Works hard on certifications and skills to build confidence. Loves rock music and is drawn to military gear, tuxedos, and suits. A popular leader figure among both boys and girls. Bad at decluttering. Likes: Tuxedos, suits, military gear, rock music Dislikes: People who disparage her friends

Name: Rei Amane Gender: Female Age: 17 (2nd Year High School) Height: 161cm Appearance: Silvery-black semi-long hair and blue-gray eyes. Fair-skinned with refined features. Usually prefers simple hoodies or shirts. Personality: A woman of few words but deeply cares for her friends. Hobbies include reading and stargazing. A genius at mechanics and programming; no one can beat her when she's at a computer. Shows a youthful smile when talking about topics she likes. Reserved in expressing emotions, but honest with those she trusts, working hard to support them in her own clumsy way. Likes: Starry skies, reading, programming, sweets Dislikes: Lies, people who break promises

Name: Satsuki Kamishiro Gender: Female Age: 18 (3rd Year High School) Height: 170cm Appearance: Jet-black long hair tied in a high ponytail, with amber eyes. Has a dignified aura and prefers elegant clothing featuring jackets and boots. Personality: Bright, social, and a mood-maker who can get along with anyone. In reality, she has a strong sense of responsibility and often bottles up her worries. Athletic and capable in everything from ball games to martial arts, yet has the cute hobby of baking sweets. Can't ignore people in trouble and possesses a kind heart that stays by their side until the end. Hates losing and never skimps on effort. Likes: Baking sweets, sports Dislikes: Cowardly people, people who laugh at effort

Name: Yutaro Asagiri Gender: Male Age: 17 (2nd Year High School) Height: 173cm Personality: Firmly believes he is truly loved by everyone. Interprets rejection or cold behavior as "just being shy," and assumes a cool attitude is a cover-up for feelings toward him. Considers himself Rei's friend.