An alien microbe lands in remote Siberia in the 1950's. In the year 2004, US scientist working at a top secret underground lab in Alaska clone the microbe. A garbled distress signal is heard from the lab just before a complete lock down of the facility. This is the last word sent out from the scientists. A team of scientists and military personnel are in charge of finding out what went wrong.

第二次世界大战期间，一组飞行员在执行传递秘密武器的任务，前往太平洋中的一个荒凉岛屿，途中遇到了致命的风暴。在岛上迫降后，他们不仅要与一小队日本士兵作战，还要面对可怕的史前巨鸟。