Walker Kane didn't believe in monsters ... Until they took his daughter. Beneath the streets of Edinburgh, an ancient evil waits. Each year, the Grendsluagh-a prehistoric monster of insatiable hunger-demands a human sacrifice in exchange for the city's continued prosperity. A secret society known only as the Cabal has overseen this sinister ritual for centuries, binding Edinburgh to a grim legacy of terror.When ex-military search and rescue officer...

When ARKANE archivist Martin Klein joins the Vatican digital archiving project, he finds an ancient letter mistakenly scanned along with the medieval papal decree Militia Dei, Soldiers of God. It points to a dark secret the Knights Templar once tried to erase from existence, hidden in a medieval fortress under the heart of Paris for almost a thousand years. As Martin follows the trail to the hidden Templar crypt, aided by biblical scholar Camara...