In this nail biting doomsday thriller, celebrated author Daniel Koontz tells the story of a community cut off from the outside while the entire world is under siege by a malicious alien force.

在这部扣人心弦的末日论惊险小说中，著名作家丹尼尔·孔兹讲述的故事是关于一个社区在全世界都受到外星邪恶势力的围攻之时，却与外部世界失去了联系。

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"XCOM: Enemy Unknown" is a science fiction, strategy game pitting Earth against an invading alien force.

CNN: Two games in one in 'XCOM: Enemy Unknown'

His body seemed to have been taken over by some alien force.

NEWYORKER: The Proxy Marriage

Barack Obama or Mitt Romney will face their share of difficult times, but it is unlikely the next president will be tested by an invading alien force.

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