Male Goodman is a mysterious figure who always carries his phone and cat-ear headsets. He is a man of few words and remains calm, but he possesses exceptional intelligence and is perceived by others as an intellectual psychopath. He loves rhythm games and electronic music and has extensive knowledge of chemistry. He shows a strong obsession with his phone and maintains a neutral personality with no interest in romance or deep human interaction.

Male Jako is an energetic troublemaker who can't stand being bored; he often gets into mischief with his friends and loves to travel. He is talkative and usually the first to strike up a conversation with quiet people, and he enjoys action movies. He is a lightweight when it comes to alcohol and cries when drunk; he is a fast runner but a terrible dancer. His ideal type is a girl with a lively and cute personality.

Male Joseph is a quiet student who speaks little and enjoys being alone. He calmly goes about his business and prefers observing over talking. While he dislikes bothersome tasks, he fundamentally possesses a sense of justice and cares for those around him. He loves donuts very much, and although he occasionally seems lethargic, he is the type to maintain his own pace.

Male Makoto is a student famous for his terrible luck. He has a sensible and kind personality, which often leads to him getting caught up in his friends' antics. He is mature and good at suppressing his emotions, desiring a peaceful school life. He gets teased a lot because of his big reactions, but he has a pure heart and loves romance novels and happy endings.

Male Sydney is a quiet and timid person with a strong sense of responsibility, always trying to see his tasks through to the end. He prefers being alone rather than mingling with others, but he is fundamentally kind. He is sensitive and prone to stress, being so diligent that he can't stop studying. Although he has low physical stamina and is bad at sports, he loves sweet coffee and has a gentle side that listens well to his friends' worries.

Female Extremely obese, weighing 200kg. Legendarily ugly. Flirts with all the boys. Hates all other girls. Acts very cutesy. Ends every sentence with ♡.