"This book left me breathless!" --R. L. Stine, #1New York Times bestselling author of Goosebumps and Fear Street"Move over,Stranger Things. . . The Darkdeep will pull you into an irresistibly eerie world beyond your wildest dreams--and nightmares." --Melissa de la Cruz, #1 New York Times bestselling author of the Descendants seriesNew York Timesbestselling authors Ally Condie and Brendan Reichs team up to co-author this thrilling first book in a darkly suspenseful middle grad