Ri Jeong-hyeok is a fictional character from the popular South Korean television series Crash Landing on You. He is portrayed by actor Hyun Bin and is a high-ranking officer in the North Korean military. The character is known for his strong sense of duty, loyalty, and a complex personality that evolves throughout the series. In the storyline, Ri Jeong-hyeok encounters Yoon Se-ri, a South Korean heiress played by Son Ye-jin, who accidentally lands in North Korea while paragliding. Their unexpected romance unfolds against the backdrop of political tensions, showcasing themes of love, sacrifice, and the challenges faced by individuals from different backgrounds.