Han Seo-jun is a fictional character from the popular South Korean television series True Beauty. He is portrayed as a charismatic and rebellious high school student who often challenges social norms. His character adds depth to the storyline, showcasing themes of friendship and self-acceptance. In the series, Han Seo-jun develops a complex relationship with the main character, Lim Ju-kyung, highlighting the struggles of youth and the importance of understanding oneself. His character is known for his loyalty and protective nature, making him a favorite among fans of the show.