When Germany surrenders in 1945, Keller becomes a POW. He is recruited by British intelligence to be part of an operation into the Soviet-occupied zone of Germany. This is the beginning of the novel, which is a story of conscience, of betrayals and moral decisions and their implications.

Dangerous Edge 1993, Chivers Large print (Chivers, Windsor, Paragon & C, Bath

ISBN-13: 9780745134253

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The Dangerous Edge 1992, Hodder & Stoughton Ltd, London

ISBN-13: 9780450566400

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The Dangerous Edge 1992, Sound Library

ISBN-13: 9780792713746

Large type / large print

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The Dangerous Edge 1992, Sound Library

ISBN-13: 9780792714002

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The Dangerous Edge 1991, Hodder & Stoughton Ltd, London

ISBN-13: 9780450495991

Hardcover

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