The story of “Red Radio Over Shanghai” originated from a true intelligence mission
The male protagonist Li Xia’s undercover is a newspaper editor. His real identity is an underground agent of the Chinese Communist Party who secretly transmits intelligence to the headquarters, and is exposed to danger every day. Li Xia and his wife Lan Fen are revolutionaries, and they are also lovers. They have to hide their true identities from the outside world and only speak about their inner feelings when they are facing each other