From the malevolent spirits of Mesopotamian texts to the fallen angels of Christian theology, demons have been used ... But how did these beings evolve from ancient gods and chaotic spirits ...

Robert Langdon tries to solve a murder and unravel a plot by an ancient group, the Illuminati, to blow up the Vatican during a papal conclave.

There were also names of four holy angels, Azrail ... one who battled demons - and the amulet suggested that ancient people believed the stories to be true. Associate Professor Dr. Ersin ...

Robert Langdon tries to solve a murder and unravel a plot by an ancient group, the Illuminati, to blow up the Vatican during a papal conclave.