A gripping account of both an individual caught on the horns of an excruciating moral dilemma and a continent at a turning point.When Michela Wrong's Kenyan friend John Githongo appeared one cold February morning on the doorstep of her London flat, carrying a small mountain of luggage and four trilling mobile phones he seemed determined to ignore, it was clear something had gone very wrong in a country regarded until then as one of Africa's few budding success stories.Two years earlier, in the wave of euphoria that followed the election defeat of long-serving President Daniel arap Moi, John had been appointed Kenya's new anti-corruption czar.