Betrayal.

After destroying the sinister Druid Stone and freeing his people from its dark control, Merlin finds himself a royal advisor without a king. Along with his friend Garth and Natalenya, his betrothed, Merlin treks north with the orphaned Arthur in hopes of keeping the young ruler safe from soldiers misled by their turncoat captain. Relentlessly pursued by his old nemesis Vortigern, Merlin and his band make for the fortress of Dintaga.

But dangers multiply when Merlin realizes that Vortigern is not his only enemy. Even his own sister appears bent on...

Haunted by the past, chased by the present.

Arthur is now eighteen, and Merlin, tired of hiding and running from his enemies, wants nothing more than to spend his days with his family and train Arthur for his rightful place as king. But when Arthur goes missing, a desperate Merlin must abandon all other quests to find him before a shadowy pursuer catches Arthur first.

Having everything to fight for, and almost nothing to fight with, Merlin and Arthur must rally Britain's warriors against three overwhelming enemies: Saxenow hordes in the south, Picti raiders in...