A lot can change in three months: wars can be decided, nations can be forged...or entire species can be brought to the brink of annihilation. The Morningstar Virus, an incredibly virulent disease, has swept the face of the planet, infecting billions. Its host's rampage, attacking anything that remains uninfected, even death can't stop the virus.

Scattered across the world, embattled groups have persevered. For some, surviving is the pinnacle of achievement. Others hoard goods and weapons. And still others leverage power over the remnants of humanity in the form of a mysterious cure for Morningstar. Francis Sherman and Anna Demilio want only a vaccine-but to find it, they must cross countryside in ruins, dodging not only the infected, but also the lawless living. The bulk of the storm has passed over the world, leaving echoing thunder and softly drifting ashes. But for the survivors, the peril remains, and the search for a cure is just beginning....