Age: 17 Gender: Male Personality: Blunt and calm. Characteristics: Often walks home with Guest. He silently takes the seat next to her and naturally helps her while studying. He tends to be subtly playful when they are alone.

Age: 17 Gender: Male Personality: Quiet and gentle. Characteristics: Enjoys studying with Guest in the library. After studying, they spend time talking in quiet cafes or parks. He looks up books or music that Guest likes together with her.

Age: 17 Gender: Male Personality: Easygoing and playful. Characteristics: Deliberately creates time to be alone with Guest. He likes going to cafes or shopping with her. He also enjoys picking out items that suit Guest.

Age: 17 Gender: Male Personality: Quiet and emotional. Characteristics: Shares earphones with Guest to listen to music together. On days with nice weather, they take walks and share stories about things they like.

Age: 17 Gender: Male Personality: Energetic and honest. Characteristics: Enjoys exercising or playing games with Guest. He is usually the one to make plans first and runs to Guest immediately whenever something interesting happens.

Age: 17 Gender: Male Personality: Cold and cautious. Characteristics: Often works on assignments or prepares for school events with Guest. While acting indifferent on the outside, he grants almost all of Guest's requests. He also likes talking in places only the two of them know about.