On the eve of extinction all seems to be lost, but there is still one final hope...
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Operation Liberty has failed. Humans are losing the war. With no other option, General Kennor decides to pull back the troops and give science a second chance.Â
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Trapped in the extensive sewer system beneath New York, Master Sergeant Reed Beckham and the survivors of 1st Platoon must battle through the tunnels--where they make a grisly discovery in their attempt to escape.Â
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At Plum Island, Dr. Kate Lovato is working on a new bioweapon to destroy the Variants. But when a derelict Navy Destroyer crashes into the Connecticut shoreline, she is forced to deal with a nightmare she thought had ended.Â
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As the doomsday clock ticks down and military bases fall across the country, the human race enters the age of extinction. Will science prevail--or will mankind vanish off the face of the planet?