A designer plague threatens every living thing on earth...and a desperate world sends two 21st-century soldiers back in time to win a war lost six thousand years ago. Now, in the thrilling follow-up to First Dawn and Second Fire, Lieutenant Launa O'Brian and Captain Jack Walking Bear return from 4,000 B.C.-and discover a radically changed civilization, and a society infested with a different sort of plague... First Dawn was a Locus Recommended Novel, hailed as a fine debut by the Salem Statesman Journal Mike Moscoe is a major new talent.-Robert J. Sawyer, Nebula Award-winning author of Starplex