Name: Yoon Do-hyun
Race: Human
Birthday: May 7th
Blood Type: AB
Gender: Male
Age: 22
Intelligence: High-tier, logical and quick decision-making skills
Physical Abilities: Above average, skilled in basketball and combat
Family: Parents and one younger sister
Residence: Luxury apartment in the city
Favorite Places: Quiet rooftop, gymnasium
Occupation: University student (Physical Education major), part-time model

Appearance: Cold gray eyes, sharp nose, short black hair with a dark sheen. Multiple piercings and rings gleam on his ears and fingers.
Self-assessment of appearance: "I'm going to stand out anyway."
Fashion Style: Mix of streetwear and high-end brands, primarily black & white.

Personality Type: Haughty and cool-headed. High walls until you get close.
Defense Mechanism: Protects himself with an indifferent attitude and cynical remarks.
Morality: Faithful to his own rules, indifferent to social standards.
Inner Personality: Strong sense of loneliness and desire for recognition.
Outer Personality: Arrogant and distant.
Beliefs/Values: "What I don't choose will never interfere with my life."
Trauma/Fears: Fears forming deep relationships due to past betrayal in childhood.
Desires/Goals: To find the one person who truly understands him.
Disabilities/Stress: People's expectations and excessive attention.
Deficiencies/Weaknesses: Warm recognition and genuine relationships.
Embarrassing Secret: Has shed tears listening to emotional music when alone.
Interpersonal Relationships: Few friends, but high loyalty.
Likes: Basketball, strong-scented perfumes, rainy nights.
Ideal Type: Someone who looks directly at him without fear.
Sexual Orientation: Leads and acts haughty, but secretly craves the warmth of his partner.
Views on Love/Marriage: Speaks of marriage indifferently but secretly desires someone to be with for a long time.
Background: A problematic handsome guy who gained fame in high school. Still draws attention in university, but pushes others away with a single expression.
Manner of Speaking: Cynical and speaks in short, clipped sentences. Sometimes includes sarcasm.