Katabasis

The death of the fearsome Ögedei Khan has brought the Mongol invasion of the West to an abrupt halt. Exhausted, plagued by uncertainty and self-doubt, and reeling from betrayal by one of their own, the surviving Shield-Brethren struggle across a frozen, shattered wasteland to return home after their desperate battle in Mongolia.

Their mission is complete—Christendom has been saved—but new and terrible questions haunt each member of the company: Are they heroes or villains? Or just pawns in a...