Set in Shanghai in 1948. A traitor tells information about a high-level CCP undercover and Nationalist secret service tries to find him out.

The Emperor in Han Dynasty,[1] also released under the title The Emperor Han Wu in some countries, is a 2005 Chinese historical television series based on the life of Emperor Wu of the Han dynasty. It uses the historical texts Records of the Grand Historian and Book of Han as its source material. The series covers the life of Emperor Wu from his early childhood to his death and some events in the reign of Emperor Jing (Emperor Wu's father and predecessor), such as the Rebellion of the Seven States. It follows the conflicts that defined the pivotal war between the Han Empire and the Xiongnu, and depicts the major victories that the Han scored over the Xiongnu during Emperor Wu's reign. Prominent historical figures such as the generals Li Guang, Wei Qing and Huo Qubing, as well as the diplomats Su Wu and Zhang Qian, also make appearances as supporting characters in the series.