影片的故事背景发生在珍珠港战争爆发前后的上海，讲述了在这场战争中担任重要角色的中国情报人员的隐忍、付出和牺牲的故事。
i recommend this very nice movie.
Eh......
Who was the double agent?
Or
Was there ever a double agent?
yes, there was a double agent.
this movie has《孙子兵法》十三篇，其中《用间》有五：因间、内间、反间、死间、生间.
