Sir Griffin Sauvage, deceived by treacherous enemies, is ready to trample on the knightly honor out of revenge and marry the daughter of an old enemy. This will be an equal deal: the heiress of lands and castles, Guinevere de l'Amy, will receive protection in the person of a powerful warrior, and her husband will receive her wealth. However, a marriage of convenience soon turns into a marriage of love - and after a few weeks, Griffin and Guinevere become the happiest on earth. But alas, their happiness does not last long. Severe trials await lovers...