On her fortieth birthday, Celia Guest has reason to celebrate. She has a loving marriage, a beautiful Connecticut home, and treasured friends. Celia has everything she's ever wanted. But among the cards and well-wishes, she discovers a disturbing note: You don't deserve any of this.

Who could be so cruel, so resentful, so...knowing? Then, in the early morning hours, Celia vanishes without a trace.

As suspicions and concerns rise among Celia's friends, her sister Genevieve, with whom she shares a fractured and troubling bond, starts to piece together a shattered life that Celia fled from once before. As a foundation of lies begins to crumble, a terrifying childhood secret Celia thought was dead and buried comes to light.

And this time, there's no getting away from the truth.