ALIENS HAVE MEDDLED WITH TIME, CREATING COUNTLESS PARALLEL WORLDS IN THE PROCESS. But as Eric Mathers desperately skudds through a dazzling array of Timelines, they crumble around him. The prophecy of a catastrophe in the far future is coming true now! Eric's survival depends on two things. He must follow the directions of a phantom force known only as the Shadowy Man. And he must travel to a parallel Earth in search of a true time machine. But to obtain it Eric becomes the general of an army—of his own clones. And that is only the beginning...