Reporter Laura Bennett discovers that Earth is being invaded by stealth, and key people replaced by doubles. Soon her investigation leads to buried secrets from her own past that put her at the center of this deadly crisis. Can she awaken her power in time to close the portal to destruction?

The Library Journal described Echoes as "Like the best of Dean Koontz's supernatural chillers." USA Today bestselling author Jacqueline Diamond has written more than 100 novels, including the Safe Harbor Medical mystery series and the eerie alternate universes novel Out of Her Universe.