Just one chance meeting on the train. Selena Murphy sits down with a stranger and soon realizes that she is sharing her darkest secrets with this unknown woman... For example, that her husband is sleeping with their nanny, and that she wishes she would disappear once and for all. The train arrives, and the girls go their separate ways to never meet again. But did Selena just open Pandora's box? First, the nanny mysteriously disappears. And then... Then this comes to the smartphone: “By the way, this is Martha. From the train”Did she give that woman her number? No. But strange messages continue to arrive... And now Selena’s life is going topsy-turvy. In just a few days, a series of incredible events turns the world familiar to her and everything she knew to dust... A psychological thriller about how one chance meeting can turn a life upside down and lead to irreparable consequences. “Confused and delicate - that’s exactly how it should be.” be a psychological thriller" - L.A. Times" Lisa Unger masterfully unravels the tangles of mystery and deception in this chilling thriller. The plot, which begins with a chance meeting and the disappearance of a woman, twists with each new page, shedding more and more light on the characters. A gripping story you won't forget." - Megan Miranda, bestselling author of The Last Guest and The Girl from Widow Hills "Devilishly clever... A sophisticated psychological thriller!" – Publishers Weekly “Lisa Unger is the queen of suspense! I couldn't tear myself away from this creepy, confusing plot. Lisa creates such realistic characters that the reader immediately begins to sympathize with them and worry about them. Marvelous!" – Meg Cabot, bestselling author of The Princess Diaries