Ko Dong-man is a fictional character from the South Korean television series Fight for My Way. He is portrayed by actor Park Seo-joon. Dong-man is a former taekwondo athlete who dreams of becoming a mixed martial arts fighter. His character is known for his determination and resilience as he navigates the challenges of pursuing his passion. Throughout the series, Dong-man's relationships with his friends, particularly Choi Ae-ra, play a significant role in his journey. The show explores themes of friendship, love, and personal growth, highlighting Dong-man's struggles and triumphs in both his career and personal life.