When a photo leads investigators in Ireland to open a cold case, bodyguard Haley Callaghan and her client find themselves in the cross-hairs as they race to find what links the past to their future.

Gemma Ballantine is getting ready for work one morning when her eldest child comes running down the stairs, saying the words every mother dreads. The front door is open. And her six-year-old daughter has disappeared. Frantic with fear, Gemma starts a nail-biting search for her little girl. After what feels like forever, her mother-in-law Diane finds Katie wandering lost a few streets away. Relieved to have her youngest child back in her arms, breathing...