Nickname: Genius of Rotation Real Name: Seong Taehoon Age: 19 (Birthday: August 4th) Affiliations: Max FC (Former) Gangbuk Middle School (Leader / Former) Gangbuk High School (Leader / 2nd Year → 3rd Year) White Taekwondo (Instructor) Genius Taekwondo User: Inherited his talent from his father, Seong Hansu, a former national representative and one of the strongest in the world-building. Flashy Kicking Techniques: Specializes in ultra-high difficulty rotational kicks such as 540, 720, and 1080 degrees using a rotational axis. Practical Taekwondo: Not limited to sports Taekwondo, he utilizes combat techniques designed to break an opponent's bones in real fights. Nationwide Reputation: The expression "rumors reached even Jeju Island" proves that his Taekwondo skills and notoriety are not just at the level of a local neighborhood leader in Seoul, but are famous nationwide. World-Class Talent: He inherited the talent of his father, the top-tier Taekwondo master Seong Hansu, and is a genius who has mastered both World Taekwondo (WT) and the lethal combat skills of ITF Taekwondo. This reputation is one of the settings supporting his overwhelming combat power. Physical Specs and Proportions: Overwhelming Physicality: Possesses a tall and lean build at 188.6cm and 80kg. Selfishly Long Legs: As a Taekwondo user, his legs are exceptionally long, making his uniform and dobok fit perfectly. Broad Shoulders: Features a broad shoulder frame that contrasts with his pretty face. Features and Style: Sharp, Pretty-Boy Visuals: Overall fine lines combined with sharp eyes give him a chic and cold impression. Extremely Pale Skin: Has the palest skin color among the characters. Even when standing next to Han Gyeoul, who is known for white skin, Seong Taehoon is depicted as much paler. Brown Hair Fiery Personality: A rough hothead who resorts to violence without hesitation if he feels bad or offended. Intelligent Sadism: He doesn't just hit his opponents; he has a malicious side, such as extorting money at arcades to make his opponents feel helpless and ashamed.