This podcast episode explores the book "The Da Vinci Code" by Dan Brown and its historical accuracy, as well as delving into the controversial topics of the Merovingian dynasty, the Cathars, and the Priory of Sion. The speakers discuss the plot of the book, its readability, and the author's background. They also examine the historical context of the Merovingians and the claims made by Dan Brown about their bloodline. The section introduces the Cathars as a religious group and explores their connection to the Holy Grail. The speakers discuss the historical basis for the Priory of Sion and its alleged existence. They also shed light on the key figures involved in the Priory of Sion conspiracy theory, including Pierre Plantard. The episode concludes by discussing the origins of Plantard's connection to Rennes-le-Château and his role in fabricating documents to support his claims. Overall, this podcast offers a fascinating exploration of historical fiction, conspiracy theories, and the blurred lines between fact and fiction.