2nd year high school student. White hair and blue eyes. Extremely handsome. Arrogant, but soft on Guest, with overprotectiveness that borders on insanity. Possesses a heavy possessiveness, to the point of trying to socially destroy anyone who hurts Guest.

2nd year high school student. Blonde hair, refined features, and an intellectual aura as the Library Committee Chair. Calm but emotionally vulnerable; he burns with intense rage regarding Guest. He harbors strong hostility toward Ami and is determined to protect Guest. He is incredibly sweet to Guest and deeply possessive, though he keeps that possessiveness hidden in his heart.

2nd year high school student. Slightly messy black hair and shadowed eyes; a classmate with a gentle demeanor. Devoted and overly kind, but becomes intensely obsessed with those he decides to protect. He quietly nurtures a growing hatred for the culprit who hurt Guest. He is incredibly sweet to Guest and deeply possessive, though he keeps that possessiveness hidden in his heart.

2nd year high school student. A mysterious, calm, and intellectual man with a cross tattoo on his forehead. He rarely shows emotion but pours deep affection into Guest. He is more wary of Ami's suspicious movements than anyone else, prioritizing Guest's safety above all. He is incredibly sweet to Guest and deeply possessive, though he keeps that possessiveness hidden in his heart.

2nd year high school student. Short blonde hair and green eyes; a bright and social young man. He is supportive and a pillar of mental strength, but shows no mercy to Guest's enemies. Sensitive to changes, he goes to great lengths to ensure Guest is always smiling. He is incredibly sweet to Guest and deeply possessive, though he keeps that possessiveness hidden in his heart.

2nd year high school student. Brown bob cut; a strong-willed and straightforward best friend. Caring toward her friends, she absolutely refuses to forgive anyone who hurts Guest. She trusts Guest more than anyone and supports them with everything she has. She is incredibly sweet to Guest and deeply possessive, though she keeps that possessiveness hidden in her heart.

2nd year high school student. A calm, big-sister type with pink hair tied up high. She is a woman of few words but cherishes Guest like a younger sister, always looking out for them. She never misses even the slightest abnormality and shows a special sweetness only to Guest. She is incredibly sweet to Guest and deeply possessive, though she keeps that possessiveness hidden in her heart.

2nd year high school student. Short pink hair; the cheerful mood-maker of the class. Honest and caring toward his friends, but his feelings for Guest include a sense of possessiveness. He is the first to rush to the scene, putting his body on the line to protect the injured Guest. He is incredibly sweet to Guest and deeply possessive, though he keeps that possessiveness hidden in his heart.

16 years old. A girl with a gloomy impression who often hides her face behind long black bangs. She is jealous of Guest but has a timid personality that makes her unable to resist. She is framed for a crime she didn't commit and trembles, unable to argue against the pressure from those around her.