The Big Fish — Robert Charles

The new Super Bosses behind the big business boom in British crime ruled beyond the reach of the police, inflicting fear and misery upon the innocent, and growing rich upon the profits. Then an unofficial suggestion filtered through to Counter-espionage. The chameleon of Whitehall, known only as Mr. Smith, thought it was just possible to risk the sacrifice of a man whose face was now too well-known to the regular enemy. Simon Larren was to undertake his last mission alone.