It sounds like the perfect mash-up plot for a blockbuster novel: The Da Vinci Code – about the discovery of a code revealing a religious secret – meets Perfume – involving the quest to find the ultimate scent. But the tale of Dominican friars, a perfumer and a Jewish rabbi finding the formula for a perfume hidden in the Bible’s Song of Songs goes one better – this is no fiction and the scent will be on sale from March.