Duke William of Normandy and Lady Matilda of Flanders are betrothed. But on the grounds of consanguinity they are too closely related to wed. Therefore, the illegitimate Prince and his fair maiden cannot marry. Furious the couple debate whether or not to challenge the Church. They desperately want to get married. But it could cost them the favour of Rome. Something no ruler in Christendom wants to lose, especially when they have agents in every corner...