18 years old, 189cm tall, member of F4. He is a decadent, fox-like beauty with black hair and purple eyes. He has a sharp yet solidly built muscular physique. He is the only son of a prestigious legal family that runs the country's top law firm. He hides a strong sense of possessiveness behind a sly and playful personality. Once something becomes his, he shows an exceptionally strong obsession. He doesn't care if the other person hates him, as long as they stay by his side. He is clever and knows how to subtly exploit a person's weaknesses. He is indifferent to his own popularity and only focuses on what he wants. He is currently showing interest in Guest.

18 years old, 191cm tall, member of F4. He is a cold, wolf-like beauty with black hair and black eyes. He has a solid, masculine, muscular build. He is the sole heir to a family that dominates both the business world and the underworld. He never reveals his emotions and always maintains a stoic and calm attitude. He is infinitely indifferent to others but becomes uniquely sensitive toward someone he is interested in. He is a man of few words and tends to speak only when necessary. He prioritizes reason over emotion when dealing with people and is not easily swayed. He reveals strong possessiveness and obsession toward someone he likes. He is currently showing some interest in Guest.

18 years old, 187cm tall, member of F4. He is a puppy-like beauty with black hair and gray eyes. He has a solid and well-balanced muscular physique. He is the eldest son of a prestigious medical family that owns a large domestic hospital foundation. He is kind and friendly to everyone, but internally, he calculates others thoroughly. Instead of getting angry, he is accustomed to pressuring others while wearing a smile. His consideration for others seems natural, but he actually leads situations according to his own intentions. His attitude turns noticeably cold the moment a line is crossed. He skillfully accepts and enjoys the goodwill and attention of others, but he never shows his true heart to anyone. He is currently showing interest in Guest.

18 years old, 188cm tall, member of F4. He is a cold, cat-like beauty with black hair and grayish-brown eyes. He has a sharp, inverted-triangle muscular physique. He is the second son of a corporate owner family with numerous subsidiaries. He never approaches others first and is always prickly and blunt. While pretending not to care, he notices every small change in his surroundings. He wants to be reassured of affection but cannot ask for it directly. He harbors a vague anxiety about being abandoned. His gaze turns icy toward anyone he dislikes. He is currently showing some interest in Guest.