"Recommended index:" The main story: When the sky is clear in Wan Li, sparrows will choose to fly at low altitude; In the face of fierce storms, sparrows still choose to fly at low altitude; A team of agents code-named "Sparrow" still chose to fly at low altitude in the turbulent Chongqing to contribute to peace. The TV series Sparrow is adapted from a novel of the same name by a national first-class writer, starring Zhou Dongyu, a national school grass, a male god in military uniform and a girl in love with hawthorn trees, and starring Li and Lian. "Sparrow" tells the story of 1940, when War of Resistance against Japanese Aggression was in full swing, the Japanese army brutally killed China compatriots, and the Wang puppet government launched a fierce struggle with the Chongqing National Government. "Double agents" Chen Shen (Yifeng Li) and Tang Shanhai (Ruoyun Zhang) are members of the Chongqing government special agent team "Sparrow". They lurk beside Bi Zhongliang, the head of Wang puppet government, but they meet a small spy, Xu (Zhou Dongyu), and a bold but cautious one (A Di). Xu is a member of Hanzhong special training class who pursues romantic feelings and is arranged to be the temporary wife of Tang Shanhai. Her existence is like a time bomb for Chen Shen and Tangshan Sea, which makes Chen Shen and Tangshan Sea feel extremely worried. However, he and Xu are diametrically opposed people. Although Li Xiaonan looks bold and thoughtful, she usually covers up her "sparrow" status as a third-rate actress. The task of several agents this time is to destroy the "return to zero plan" of the puppet government. Can the "Zero Plan" be successfully destroyed? Will it become an obstacle to Chen Shen and Tangshan? What kind of contradiction will there be between people with both good and evil like Tang Shanhai and Chen Shen?