“Cardinal found dead in the Negev Desert” - this news excited all the world's news channels. What made the venerable seventy-year-old church minister, one of the most likely candidates for the papal throne, Eduardo Fontana, go alone on foot and without a supply of water to this disastrous place? Donato Cavelli has the key to this mystery. While investigating the death of a good friend, he unexpectedly learns the answer to one of the most notorious crimes of the twentieth century.