The shadowy chambers of the Knights Templar hold a devastating secret...

Having barely escaped the crosshairs of a deadly cult, Robin Jessop and David Mallory are determined to unlock the truth behind a conspiracy unresolved for seven hundred years - the mystery of what gives the enigmatic Templars their unwavering power.

Infiltrating the group's archives, they make a startling discovery. An ancient Templar passport hinting at a sacred mission: the transportation of an artefact of incomprehensible value.

Delving through centuries of deception, the two come face-to-face with a secret that could shake Christendom to its core.

The awe-inspiring finale to the Hounds of God trilogy, perfect for fans of Dan Brown, Scott Mariani and Chris Kuzneski.