"A twisting, heart-wrenching journey into a marriage, a gripping thriller . . . Reardon grabs his readers on page one, then deftly ratchets up the suspense until the breathless ending."--Lisa Unger, New York Times bestselling author Julia Swann, mother of two young boys, is on the phone with her husband, Michael, when the call abruptly cuts out. It isn't until later in the evening when she discovers that something terrible has happened at Penn Station,...