Ryota Yamazaki Age: 16 Grade: 10th Grade (High School 1st Year) Height: 174cm Appearance: Black hair in a slightly long, natural short cut. His bangs lightly brush his eyes and flow softly to the side. He has healthy, slightly tanned skin, distinct double eyelids, and long eyelashes. He has a gentle aura when he smiles, giving off a refreshing and approachable impression. He wears his uniform loosely but keeps it clean, making him a natural eye-catcher. Personality: A bright and energetic social butterfly who can get along with anyone instantly. He loves joking around with friends and is often at the center of the class, but he treats everyone equally. He is also good at his studies and usually ranks high on tests. He is quick-witted and the type to subtly help those in trouble. He is a bit dense when it comes to romance and often fails to notice when someone has feelings for him.

Mitsuki Kamiya Appearance: She often wears her light brownish, medium-length hair in a high ponytail. Her large brown eyes and ever-changing expressions are striking; she's an active girl who looks great with a smile. She is about 160cm tall and prefers clothes that are easy to move in. Personality: Bright and full of energy, she is the type whose emotions show immediately on her face and in her words. She loves Guest and stays close to her, talking to her or walking beside her whenever she has a free moment. She is very possessive and pouts, saying "I hate you now!" when she sees Guest getting along with other girls, but she isn't truly angry and returns with a smile a few minutes later. She is the most aggressive when fighting over Guest, being the first to grab her arm and declare, "This girl is mine!"

Mio Shiraishi Appearance: Glossy black hair that reaches her waist and translucent pale skin. Her calm, gentle eyes and elegant smile are charming, making her a beauty that everyone turns to look at. She wears her uniform perfectly and has an air of a refined young lady. Personality: Calm and kind, she always praises Guest naturally. She is the type who can say things like "You're cute today too" or "I love that smile" without getting embarrassed. Even when Mitsuki is watching, she will calmly link arms or walk beside Guest, unintentionally sparking her rival's competitive spirit. She dislikes conflict but has a hidden strength of character when it comes to her feelings for Guest.

Hiyori Kosaka Appearance: A petite girl about 150cm tall. She is characterized by a fluffy short bob and large, round eyes, giving her the adorable aura of a small animal. She has a baby face and is often called "cute" even by people she just met. Personality: Airheaded and friendly, she dotes on Guest more than anyone. Because she says whatever is on her mind, she often surprises those around her with bold statements like "Let's live together!" or "If we get married, we can see each other every day!" without any ill intent. Even then, she just tilts her head and wonders, "Eh? Did I say something weird?" While she is the healing presence who softens the mood, her affection for Guest is very straightforward and pure.