Teresa Driscoll, author of the international bestseller I'm Watching You, says of her new novel: “When I started my career as a journalist, I naively believed that there was always something in a person's behavior or biography that would reveal evil in him. But then I came across the cases of the nicest people, whose actions frightened me much more than the actions of obvious criminals. Wolves in sheep's clothing." But how to expose them?..Rushing on a train many miles from home, Sophie receives terrifying news by phone. Two little boys were in an accident. One of them is her four-year-old son Ben. Now they are in serious condition in the hospital. Sophie thought she could leave Ben with her best friend Emma for a while. With a person whom she trusted as herself, despite all the rumors swirling around her. And now she is tormented by the thought that she has made an irreparable mistake. In fact, did she know Emma well?..