They say bad luck comes in threes. But for Karen Friedman's family, bad luck is just the beginning. It starts with her husband Charlie's investments going wrong and the sudden death of a family pet. Then one morning Charlie takes the train to work - straight into a lethal terrorist blast. For Karen and their children, all that remains of Charlie is a shared past. Or is it? When the Friedmans begin to receive terrifying threats, Karen turns to Detective Ty Hauck for help. Hauck's family fell apart too, after a tragic accident he still blames himself for. Now he's determined to keep Karen's family safe. But Hauck doesn't know about how people who investigate Charlie have a way of ending up dead...