"A fast-paced, beautifully plotted book that will keep you reading until the last page." --Samantha Downing, USA TODAY bestselling author of My Lovely Wife You meets Fatal Attraction in this up-all-night story of suspicion, obsession and motherhood. One ordinary fall morning, Kelly Medina gets a call from her son's pediatrician to confirm her upcoming "well baby" appointment. It's a cruel mistake;...