Working with a single-minded tenacity, she sets out to prove it.Deputy Sheriff Ben Slater hides his personal pain behind the job, but Kate's arrival in his county knocks his world on its axis. He wants to believe her wild theory, but the idea of a serial killer with the kind of pathology she proposes is too bizarre.Together they work to find a killer whose roots began in a small town in Bigler County, but whose violence spread across the nation. A Janus-like killer, more monster than man, he fixates on Kate. The killer wants nothing more than to kill the "purple-eyed girl again."

    That’s what Sarah thinks as she settles into life with her new husband, Dr. Johnny McDonald. But all too soon she discovers an undercurrent of deception. And one October evening when Johnny is away, sudden tragedy destroys Sarah’s happiness.Dazed and stricken with grief, she and Johnny begin to rebuild their shattered lives. As she picks up the pieces of her broken home, Sarah discovers a shocking secret that forces her to doubt everything she thought was true—about her neighbors, her friends, and even her marriage. With each stunning revelation, Sarah must ask herself, Can we ever really know the ones we love?