There are some things you just don’t see coming. Like Nadia. Ruth feels like she’s living the dream. She is happily married to the love of her life, Cameron, and she is deeply fulfilled in her work - running the wellness center that grew out of their shared vision. But something feels off to Ruth about a new client, Nadia. She asks so many probing and personal questions about Ruth’s life. It feels intrusive to the point where Ruth asks the young woman to leave. But Nadia isn’t going anywhere. Because she knows far more about Ruth than she let on. In fact, she knows everything about Ruth’s past, including the dark secret Ruth thought was locked forever inside her own heart. Now, Nadia is blackmailing Ruth, putting her under unbearable stress. Ruth can’t get rid of Nadia – who has inserted herself into the family home - but she has no way to get the money Nadia is demanding without Cameron finding out. And if Cameron discovers what happened all those years ago, she knows she’ll lose him forever. Ruth feels utterly trapped, on the brink of losing everything that matters to her. And she begins to wonder just what she is willing to do to protect… the secret she kept. The Secret She Kept - the gripping psychological thriller from the best-selling author of The Other Couple and The Guest.