A male escort known as Black Irish is blackmailing the Director of the Security Service. On a cobblestone street in Mayfair a little green Alfa Romeo is incinerated. An MI5 informant turns up dead in Tavistock Square. A mujaidaat is stalking the woman who stole her husband. The Friends of the Prince are planning an intervention in Kurdistan. And that's just on Friday. Kate St. Claire is the MI5 Surveillance Offer who will unravel the dark and tangled threads of politics and revenge on the River Thames. From the burned out mews house in Mayfair to the corridors of Interpol and the labyrinth of a Moroccan souk . . . to a Romeo solution the Bard could never have imagined