The Last Summoner

It’s 1410 on the eve of the Battle of Grunwald. Will peasants destroy the monk knights of the Teutonic Order? Or will the knights win and sweep the rest of the continent in their ambitious crusade?…

…Vivianne Schoen, the young Baroness von Grunwald, makes the startling discovery that she can alter history—but not before she is branded a witch and must flee through a time-space tear. Now in an alternate France ruled by Teutonic Black Knights, she must decide how to remake history.