Fostering? Easy, we would look after children who weren't looked after properly or maybe smacked too hard... No-one prepared us for this nightmare' The scream, when it came, was unlike anything I had ever heard before. It was so piercing it made every hair on my body stand on end, and the memory of the terror I felt then, in that instant, has never gone away. I flew out of my bed and ran into the girls' room, convinced that something truly, utterly devastating was happening to one of the children. It was.