Set during a Joseon period where people went through severe hardship due to the Qing invasion (Jan. 3, 1637 to Feb. 24, 1637). A love story blooms during that time.

Lee Jang-Hyun (Namkoong Min) is a mysterious man who suddenly appears in society circles. He appears to be a cheerful person, but in fact he is not. He is a complex person with a deep and dark secret that he can't reveal to anyone. A woman named Yoo Gil-Chae (Ahn Eun-Jin) appears in front of him and his life changes. Yoo Gil-Chae is the daughter of noble a family. She is a lovely woman, brimming with confidence. While experiencing the upheaval caused by the Qing invasion and falling in love with Lee Jang-Hyun, she grows as a person.