Another story with the popular and intelligent professor Langdon. This time the story takes place in the heart of Switzerland, where a famous scientist of the CERN is killed and branded with a symbol that only Langdon can decode. Upon arriving Langdon finds a huge mess, the Vatican is set on electing a new pope while sitting on a ticking nucleon-bomb. The quirky and knowledgeable Harvard professor must decode the symbol and other ancient, prehistoric symbols to save everyone. With the daughter of the deceased scientist, Langdon embarks upon his journey of decoding the code. However, later, he finds that the symbol on the dead scientist’s chest was that of the Illuminati, a group which was said to have disappeared about four hundred years ago. Now, Langdon must save the world from the bomb, which is sitting under Rome.