Cècil Abidal, a financial controller of NGO's, receives the strange order to auction some antiquities found in an ancient Spanish church, in order to allocate the benefits to humanitarian projects in developing countries. During the auction, someone pays one million Euro for an old codex added at the last minute that may be false.Cècil is forced then to find the real million euros codex before he can be killed by the unknown buyer, as has happened with one of the intermediaries, and this search leads him to Azul Benjelali, a gifted expert in ancient languages, that disappeared when she was close to discover the secret location of a vastly important religious relic hidden for centuries.With the help of Mars, a mysterious woman, Cècil should start a race through the History to keep himself alive and decipher the historical clues, assembling the pieces of a puzzle that began two thousand years ago with the last Essene, and crossed the history through the Romans, Templars, Almogavers' army, Napoleon's troops and the Nazis, all before the hidden secret relic will be lost forever with the own life of Cècil."The scene of the eruption of Vesuvius is a master piece!" - Marlene Moleon, author and editor."The Pendulum of God is a very good thriller where historical research, intrigue and power fight are wisdom mixed" - Blanca Miosi, author."If there was such a thing as a six star ranking, I'd give The Pendulum of Gode six star" - Joan P. Ashley, author