The lines are drawn, and the great game is about to begin. Wracked by guilt, Cassie Voges travels across a devastated landscape in an attempt to find some meaning to the chaos she has unleashed. Meanwhile, two mutually opposing forces that will determine the fate of the world prepares for an apocalyptic showdown. Global leaders unleash their formidable military might as they seek to take back what was lost, while the newly independent communities that were transformed by the alien organism aspire to rid their territories from the last vestiges of state control. With this inevitable conflict now on the horizon, something is approaching Earth. Will it be a harbinger of peace, or a bringer of untold destruction?