Beyond the Brittle Mountains - Todd Scott Moffett - Bog

After being threatened by assassins, slavers, and magical forces that seek to invade their minds, Adlin and Adelina, the banished prince and princess of Palatia, near their goal of returning home from the world within the Well, but they must confront a final surprising pair of foes who may destroy them. Meanwhile, their traitorous brother Belin struggles with his sanity when he is captured by the Eolians, and their usurping uncle Dunolt begins his war to unite all of the kingdoms under his rule. Will Adlin and Adelina have a homeland to return to even if they do escape the Well?