Lu and Feng are a devoted couple forced to separate when Lu is arrested and sent to a labor camp as a political prisoner during the Cultural Revolution. He finally returns home only to find that his beloved wife no longer remembers him.
In 1905, revolutionist Sun Yat-Sen visits Hong Kong to discuss plans with Tongmenghui members to overthrow the Qing dynasty. But when they find out that assassins have been sent to kill him, they assemble a group of protectors to prevent any attacks.
During China's Tang dynasty the emperor has taken the princess of a neighboring province as wife. She has borne him two sons and raised his eldest. Now his control over his dominion is complete, including the royal family itself.