The drama and the original novel according to screenwriter Matt, mainly about Chen deep lurking in the Wang puppet spy headquarters chief Bi Zhongliang side, through the code named "sparrow" appointed by the workers of secret information, the success of "stealing" puppet government "story zero plan". March 1940, Wang puppet government announced the establishment of. The Japanese invaders in Shanghai by searching for the anti-Japanese, Wang founded by former KMT officer Bi Zhongliang served as director of the "special operations" weihuzuochang. Has been lurking in the side of Bi Zhongliang, code sparrow of the Chinese Communist Party, and the organization temporarily lost contact. The tiger in danger watchout, Chen deep faith, risked his life to rescue the line "prime minister" and the Anti Japanese fighters. Bi Zhongliang and Chen Jiumingenren old, crafty person, although deep "hisstep brother", but to doubt the set traps step by step. "Prime minister" after the sacrifice, Chen deep finally found a new on-line "doctor" and ordered to get the Japanese dubbed "an important battle plan to zero". Chen deep lover Xu Bicheng, and another military intelligence officer Tang Shanhai disguised as husband and wife latent into special operations, in a number of actions to make trouble and Chen deep crisis. Chen Zhi count extraordinary deep in serial murder, clever use of the subtle gap between Japs, Wang molecules of various forces, but also pay a heavy price, finally succeeded in obtaining the "zero" plan, defeated the Japanese invaders conspiracy.