Park Dong-hoon is a fictional character from the South Korean television series My Mister. He is portrayed as a middle-aged man who works as an architect and faces various personal and professional challenges in his life. His character is known for his resilience and depth, navigating complex relationships with family and colleagues. In the series, Park Dong-hoon develops a unique bond with a younger woman named Lee Ji-an, who is struggling with her own hardships. Their interactions highlight themes of empathy, support, and the search for meaning in life, making his character relatable to many viewers.