Claire's husband has been keeping secrets. About the whereabouts of the witness to the murder trial he's prosecuting . And about the letters he's been getting, threatening to kill their four-year-old, unless he tells the blackmailer where the witness is hiding. With their daughter's life at stake, it is left to Claire to untangle the web of lies and half-truths and find out just who might be responsible. And to stop them. Before it's too late.