This drama is set in a tumultuous time in Korean history, where warriors led by Jung Joong Bu, Lee Ui Bang, Lee Go and Chae Won rose in rebellion against King Ui Jong of Goryeo and his government, dominated by scholars and ministers, with the aim of establishing military rule.
The drama is a melodrama which depicts the story of a man, Kang Ma Roo who has been betrayed by the love of his life, Han Jae Hee. Years after the incident, Ma Roo begins to live a life of self-indulgence. He sacrificed his well being for his girlfriend only to discover that she never looked back and married another man for wealth. Thus, he sets off to take revenge. And in order to execute his revenge, he approaches Seo Eun Gi, the resilient and cold daughter of the man Jae Hee married.