Count Raymond IV of Toulouse, ruler of the kingdom of Languedoc, brings from the Crusade a figurine depicting Baphomet. His kingdom grows rich, causing the envy of France... After the mysterious death of the count, his son Alphonse meets Hugh de Payns, the first master of the Templar Order. And the Templars begin to worship Baphomet...Decades later, the figurine falls into the hands of Auguste de Cavallion, a Templar and personal secretary of Master de Molay. He is trying to solve the mystery of the mysterious deaths of his ancestors in order to save the ancient family from the power of Baphomet.