A murder in Paris’ Louvre Museum and cryptic clues in some of Leonardo da Vinci’s most famous paintings lead to the discovery of a religious mystery. For 2,000 years a secret society closely guards information that — should it come to light — could rock the very foundations of Christianity.
A Trans-Siberian train journey from China to Moscow becomes a thrilling chase of deception and murder when an American couple encounters a mysterious pair of fellow travelers.