By: Dean Koontz, Keith Champagne, Andy Smith

In a desperate attempt to resurrect his wife, multi-billionaire Robert Godric invents cross-time travel and searches for a living Nora on the infinity of parallel Earths. Inadvertently, he and his team encounter an alien hivelike race - the Hydra - that is conquering Earth after Earth. If the Hydra find our version of the planet by following Godric, humanity will not survive!