The Devil's children is the third book in which the Changes in a near-future Britain are described through their effect on certain individuals and places. In this book we are at a point not long after the mysterious antipathy towards machines has exposed Britain to a new ideological tyranny. In Shepherds Bush a girl of twelve has been separated from her parents in a panic evacuation of the disease-ridden city. Nicola is adopted by a band of Sikhs looking for somewhere to settle; because of their race they are immune to the Changes and regard Nicola in the light of a "canary" able to warn them of danger…. The progress of the story is a dual one. The journey through Surrey is meticulously plotted and the hillside farm where the Sikhs settle is described so well that you feel you are present at every conference, at the meeting...