"The Great Doctor" is a South Korean television series that aired in 2016. The story follows Kim Hyun-joong, a skilled doctor who mysteriously travels back in time to the Goryeo Dynasty. He uses his modern medical knowledge to help people in a historical setting, facing various challenges along the way. The series combines elements of historical drama and fantasy, showcasing the clash between contemporary medicine and ancient practices. It features a strong cast, including Seo Ye-ji and Lee Sung-kyung, and explores themes of love, sacrifice, and the pursuit of knowledge in a time of limited resources.