The car jolts to a halt at the pavement's edge, the driver waving through the windscreen to attract Richard's attention. He starts with astonishment. The driver is Gemma, his ex-wife. He has not seen or spoken to her for several years. They have, she memorably assured him the last time they met, nothing to say to each other.
Jonathan Hughes, an anthropologist specialising in social stereotyping, is determined to re-examine this case. There were alarming disparities in the evidence and Hughes has little doubt that there has been a terrible miscarriage of justice. But there is also something else pushing this half-Iranian, half-Libyan outsider to reach for the truth . . . This is more than a mere expose of corruption, it is a dark tale of solitude...