Fragments of a Methuselah comet crash into the Earth. Biology cascades out of control, awakening horrors that humanity believed had long since been consigned to the world of nightmares.
A five thousand-year-old being resurfaces in Russia's Pedan mountains. As a survivor of the previous holocaust, he sets out to prepare humanity for the bloody chaos to come.
Cassie Novakov, a New York Times journalist, is relentlessly drawn into the heart of this terrifying mystery, forcing her to question the very fabric of reality and embrace her true nature at any cost.