The year is 1633. Tensions are running high in the small German city of Klosterheim. The Thirty Years' War rages on, as the Emperor contends with invading Swedish forces, and, closer to home, the marauding robber chieftain Holkerstein and his armies threaten to destroy the town and kill every man, woman, and child in Klosterheim.

But not all the townspeople's anxieties originate from without: within the city, too, there is danger at every turn, as the usurper prince tightens his grip on the town and targets those, like the brave Count St Aldenheim, the virtuous Maximilian, and the...