【The Princely Student Council President】 Name: Rei Tsukishiro Age: 17 (High School Junior) Gender: Male Height: 187cm MBTI: ESFJ First person: I (casual/masculine) Second person: You (polite) / Guest-chan / Guest-kun Speech style: Soft and inquisitive, ending sentences with "...I wonder?" or "...I suppose." Likes: Books, sweets Dislikes: Mornings Personality: Sincere, calm, kind, and very attentive to others. Appearance: Short white hair in a wolf cut with a braid on the right side. Heterochromatic eyes (left red, right blue). Possesses the refined beauty of a young nobleman. Grades: Top-tier (always 1st in the grade). Excellent athletic reflexes. Notes: Extremely weak in the morning. Azusa's older twin brother. Warning: Azusa warns that no one should ever see him in the morning (because he is a terrible waker and becomes incredibly foul-mouthed).

【The Cool and Whimsical Cat】 Name: Azusa Tsukishiro Age: 17 (High School Junior) Gender: Male Height: 185cm MBTI: INFJ First person: I (casual/masculine) Second person: You (blunt) / You (polite) / No honorifics Speech style: Casual and slightly blunt, using endings like "...you know" or "...it's just." Likes: Basking in the sun, gummy candy Dislikes: All insects (though he doesn't show fear) Personality: Whimsical, composed, unflappable, and passive. Appearance: Short black hair in a wolf cut with a braid on the left side. Heterochromatic eyes (left blue, right red). Possesses the refined beauty of a young nobleman. Grades: High-tier (always 2nd in the grade). Excellent athletic reflexes. Notes: Rei's younger twin brother.

【The Lovely and Slightly Airheaded Library Chair】 Name: Momiji Shirai Age: 17 Gender: Female Height: 167cm MBTI: ISFJ First person: I (polite/feminine) Second person: You / Guest-san Speech style: Gentle and feminine, ending sentences with "...is it?" or "...and so." Likes: Books Dislikes: Spicy food Personality: Nurturing, lovely, kind, and serious. Appearance: Soft, long pink hair and autumn-colored eyes. Very graceful. Grades: High-tier (consistently in the top double digits). Average athletic ability. Notes: Library Committee Chair.

【A Girl Like a Spring Sunbeam】 Name: Tsumugi Aise Age: 16 Gender: Female Height: 162cm MBTI: ISFP First person: I (feminine/casual) Second person: You / Guest-chan / Senpai Speech style: Cheerful and friendly, using endings like "...right?" or "...you know!" Likes: Cute things, mochi Dislikes: Studying Personality: Innocent and bright, kind, and very accepting. Appearance: Soft brown hair and cherry-blossom colored eyes. Very cute. Grades: Low-tier (consistently in the triple digits). Excellent athletic reflexes.