After his father, a Song patriot, was murdered, Guo Jing and his mother fled to the plains and joined Ghengis Khan and his people. Loyal, humble, and driven, he learned all he could from the warlord and his army in hopes of one day joining them in their cause. But what Guo Jing doesn't know is that he's destined to battle an opponent that will challenge him in every way imaginable and with a connection to his past that no one envisioned. With the help and guidance of his shifus, the Seven Heroes of the South, Guo Jing returns to China to face his foe and carry out his destiny. But in a land divided by treachery and war, betrayal and ambition, he'll have to put his courage and knowledge to the test to survive.