Prague, 1788. Mozart is giving the inaugural showing of his famous opera, Don Giovanni. The plaudits he receives are universal, but very quickly the events that are shaking the capital of Bohemia will take his mind off the music. Far from the footlights, a terrible conspiracy is underway, designed to de- throne Joseph II, Austro-Hungarian Emperor and Mozart’s benefactor. Left bereft and manipulated, the musical prodigy finds himself plunged into the heart of a grand conspiracy!