故事发生在二十世纪四十年代初，日寇投降前夕的上海，日本驻上海的特务机关梅机关头目松田祯昭曾密藏了一份叫作"蓝色档案"的长期潜伏特务名单。为了获取这份名单，国民党中统局派遣了中统特工赵康成功打入日本特务机关梅机关内部；同时国民党军统局也派遣了军统特工银狐和寒冰从重庆赶到上海执行这项任务。中统特工赵康不惜牺牲名誉、牺牲了与沈亚奇的爱情，与松田周旋，经受重重考验，获得了松田的信任，获取不少绝密情报。军统特工银狐为了谋取私利，暗中勾结日本特务机关，出卖情报，并且不断地对中统特工暗下毒手。美国情报局对这份"蓝色档案"也垂涎三尺，特派美国中央情报特工逢天爵暗中勾结银狐，企图窃取。我党为彻底打碎敌人的反扑阴谋，迎接全国解放，指派党的地下工作者贺德彪、沈亚奇伪装成国民党中统特工，围绕着"蓝色档案"与敌人展开殊死斗争。
The story takes place in the twentieth century in the early 1940s, the Japanese surrender on the eve of Shanghai, Japan in Shanghai, the head of the secret services agencies Matsuda Mei Zhen Zhao had possession of a secret known as "blue file" a long list of potential agents. In order to obtain the list of the KMT and Manpower Bureau has sent agents in the integration Kang Zhao success of the secret services to enter the Japanese plum internal organs; at the same time of KMT has also sent agents Jun Tong and Ice Silver Fox arrived in Shanghai from Chongqing to implement this任务. ZHAO agents in the EC at the expense of the reputation, and Shen Aceh at the expense of love, and deal with Matsuda, withstood numerous tests, Matsuda won the trust of a lot of access to top secret information. Jun Tong Silver Fox agents for personal gain, Japan secretly colluded with the secret services, and sell information, and keep in on the secret agent Xia Dushou Commission. U.S. intelligence on the "blue file" mouth-watering, the mission of the United States Central Intelligence agents have secretly colluded with Tianjue every Silver Fox in an attempt to steal. I was completely shattered the party's enemy launch a conspiracy to welcome the liberation of the country, assigned to the party's workers on the ground floor Hede Biao Shen disguised as Aceh in the EC the KMT agents, around the "blue file" to start life-and-death struggle with the enemy.