Her small hands tremble and tears run down her cheeks. Shivering in the dark, damp storeroom, the little girl clutches her favourite toy dog. She cries out for help, but nobody answers. Her mother went missing last night and, as dawn breaks, there is still no sign of her. Four-year-old Cleo shakes with fear as she tells the police that her mother, Darcie, was taken by a man on their...