Snow falls outside Molly Bradley's home on a frigid January night. Inside, half a dozen close friends are gathered to celebrate the 40th birthday of Molly's husband, Jay. Everybody loves Jay. Yet next morning, Molly discovers Jay dead on the floor, his throat slashed. Devastated, Molly tries to make sense of her husband's death. Jay was her rock, the only person who really understood the nightmare she lived through long ago. But shocking revelations are making her question if Jay was all he seemed to be and whether someone else knows her past too. Until Molly figures out who she can really trust, she won't be able to stop herself becoming the next target.