该剧将 故事背景设定在1939年春，讲述了中 共党员、苏军远东情报局上校情报官 苏文执行“尖刀行动”的故事，围绕着 一个事关全军性命的密码机展开，展 现了那个特殊年代里的风云变化以及 各派人马为其付出的惨重代价。
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