From the New York Times bestselling author of All the Missing Girls and The Perfect Stranger comes a captivating thriller about two teens connected by family tragedies and a mysterious otherworldly radio frequency signal.Six months ago, Kennedy Jones suffered a horrible family tragedy, and since then she's lived with her uncle, sneaking out only occasionally to visit her childhood home.Nearby, Nolan Chandler is determined to find out what really happened to his brother, who d