Twenty-one years after his wife and daughter were murdered in the bombing of a plane over Scotland, Alan Tealing, a university lecturer, still doubts the official version of events surrounding that terrible night. Obsessed by the details of what he has come to call The Case, he is sure that the man convicted of the atrocity was not responsible, and that he himself has thus been deprived not only of justice but also of any chance of escape from his enduring grief.