In the late Northern Song dynasty, Emperor Huizong, Zhao Ji, sits on the throne. Corrupt officials dominate the court, with powerful ministers such as Cai Jing and Tong Guan controlling the government, selling official posts and exploiting the people. To the north, the rising Jin Empire watches like a tiger poised to pounce. The Liao dynasty has fallen into decline but still struggles to survive, while undercurrents swirl among the various forces.