ISBN 10: 0345516184 / 0-345-51618-4
ISBN 13: 9780345516183
Publisher: Del Rey
Publication Date: 2010
Binding: Hardcover
Editorial Reviews:

Desperate to resurrect his cancer-victim wife, billionaire Robert Godric invents a technology that enables him to travel to parallel universes where he searches for his wife and encounters a hive-like race that is conquering Earth in each timeline, an adversary that threatens to follow Robert back to his own world.