Merlin's Immortals Books in Order

Raised in a monastery, Thomas knows little about his origins until a dying woman's warning sends him on a quest. In medieval England, he must judge unfamiliar companions while confronting a secretive order and its influence.

Thomas rules Magnus, but northern invaders, scheming nobles and powerful Druids threaten his position. As enemies anticipate his decisions, he searches the secrets of his past for answers while struggling to identify allies he can trust.

When mysterious men claiming to be Priests of the Holy Grail seize Magnus, Thomas escapes disguised as a beggar. Accompanied by Gervaise, he journeys toward the Holy Land, where competing secret orders and ancient knowledge test his beliefs.

Thomas travels through the Holy Land toward Jerusalem, facing bandits, deceptive allies and uncertainty about whom to trust. His search for the Druids' plans unfolds as increasingly powerful enemies prepare another threat against him back in England.