The story begins with the sons of the Hung-mo Emperor (Hongwu) returning to the capital city as a show of filial piety to their father, who has fallen extremely ill. Secretly, the princes are harboring intentions to succeed the throne. As a result, chaos surrounds the kingdom, and a chain of conspiracies and schemes begin occurring in the city... While pursuing a mission, Brocade Guard captain Ngo Siu-fung loses his memory in an accident. As he begins to slowly piece back memories of his past, he realises that he was once a vicious, unreasonable, and merciless Brocade Guard. He decides to start anew and change his ways of style, but his colleagues are unable to see past Siu-fung's history of cruelty, and they assign him insignificant tasks to complete. Fortunately for Siu-fung, he saves Ch