The French Revolution is about to upset Europe and its power balances, but Count Thamos’s prophecy is near to accomplishment and Brother Mozart remains faithful to his mission of completing the Great Opera, The Magic Flute, and revealing the mysteries of Isis and Osiris to the West.But the ranks of those hostile to him are swelling, especially now that beyond the frontier the Ancien Régime has been swept away.Mozart feels that his destiny is written. Ill and deeply in debt, he follows a kind of premonitory impulse and accepts a commission from a mysterious client. He composes a requiem mass.