Castle of Elsinore, Denmark
The priest of the Vatican, Eric Janoen, takes his last breath on a wooden cross. At the top, just above his lifeless head, the murderers place an inscription with the phrase "In the name of the Father". Nick Dial, head of the Homicide Department of Interpol, arrives at the crime scene to investigate the case.

Orvieto, Italy
The archaeologist Charles Boyd and his assistant, Maria Pelati, start excavations in the plateau of Orvieto, an inaccessible area that was used by the popes as a refuge during the Middle Ages. When the two researchers discover a thin bronze cylinder hiding a parchment inside, they become the most wanted criminals.

Pamplona Prison, Spain
Jonathan Payne and David Jones, former members of an elite American team that undertakes illegal secret missions around the world, end up in prison without knowing the reason and without any charges being brought against them. A representative of the Central Intelligence Agency proposes that they find the wanted doctor Boyd in order to avoid life imprisonment.

A series of brutal murders that replicate the crucifixion of Christ. A dark secret capable of shaking the foundations of the Church. An unimaginable conspiracy. Who is involved in this case? What triggered the relentless pursuit of two innocent people? How far can the enemies of truth go? The only one who can provide answers and bring to light the most important discovery of all time is the archaeologist Boyd. He just needs to stay alive and decipher the ancient parchment he holds in his hands...