Jean-Michel Thibault is a famous French historian, writer and screenwriter, author of several historical novels that have become national bestsellers. Fans of Dan Brown will receive answers to many questions in this novel that remained beyond the scope of The Da Vinci Code! ("France Soir"). A fascinating detective story, mystical secrets and amazing knowledge of history! (“Figaro”) A modest abbot from the province must fulfill a secret mission. He will have to find at any cost the mysterious relics of the first Christians, according to legend, securely hidden many centuries ago. But why was he chosen for this search by the envoys of the influential Priory of Sion - the heirs of the Templar Order? And how do they intend to dispose of priceless relics? More and more questions. Fewer and fewer answers. However, the abbot, skilled in deciphering codes, cryptograms and symbols, step by step is getting closer to solving the mystery...