Moments after the plane plummeted into the side of the Pentagon, survivors are in disarray as they attempt to recompose themselves and exit the building safely. Due to the shock from the blast, the buildings hallways fill up with fine particles of dust, blanketing the inside and limiting the visibility. Faced with the prospect of being trapped and being burned alive the survivors must crawl their way to saftey, avoiding the hazardous smoke that is now filling the atmosphere.
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