Tightly paced and atmospheric, The Secret Supper is a dazzling historical thriller with a unique vision of both Leonardo da Vinci's genius and his masterpiece -- which you will never look at in the same way again. Milan, 1497: Leonardo is completing The Last Supper. Pope Alexander VI is determined to execute him after realizing that the painting contains clues to a baffling -- and blasphemous -- message that he is driven to decode. The Holy Grail...