Plague War

Earth has been ravaged by the machine plague, a nanotech virus that exterminates all warm-blooded organisms below altitudes of ten thousand feet. The remnants of humanity cling to life on isolated mountain peaks around the world.

Nanotech researcher Ruth Goldman has developed a vaccine with the potential to inoculate the world's survivors against the plague, but the fractured US government will stop at nothing to keep it for itself. Determined to share the cure, Ruth and Cam Najarro, a man who lived through the aftermath of the plague at great personal cost, must brave the devastated wasteland America has become.

Together, they begin a cross-country odyssey during which they will encounter both the best and the worst in human nature - unaware that an even greater threat is poised to strike...