On the eve of a top secret space mission, Captain Calli Chase detects a tripped alarm in the tunnels deep below a NASA research centre. A looming blizzard and government shutdown could provide the perfect cover for sabotage, with deadly consequences. As it turns out, the danger is worse than she thought. Desperate to halt the countdown to disaster Captain Chase realizes that failure means catastrophe - not just for the space program but for the safety of the whole nation.
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