<p>He demanded the immediate dispatch of two suitably trained operatives to Salzburg. Extreme measures might be necessary. In 1945, with their thousand-year empire falling around them and the Allies on their heels, the Nazis hide a sealed chest in the dark, forbidding waters of the Finstersee - a lake surrounded by the brooding peaks of the Austrian Alps. There it lies for twenty-one years, almost forgotten, until a British agent decides to raise...