Perfect Fire Trilogy Series by K.M. Grant

Many years have passed since the Occitanian knights killed Richard the Lionheart in a courageous battle to keep the Blue Flame--sparked at the moment of Christ's death--from falling into the wrong hands. Now it is in danger once again, as enemies from the north draw near. In the midst of this looming battle, lifelong friends Raimon, son of a Cathar weaver, and Yolanda, daughter of a Catholic Count, are falling in love... moreMany years have passed since the Occitanian knights killed Richard the Lionheart in a courageous battle to keep the Blue Flame--sparked at the moment of Christ's death--from falling into the wrong hands. Now it is in danger once again, as enemies from the north draw near. In the midst of this looming battle, lifelong friends Raimon, son of a Cathar weaver, and Yolanda, daughter of a Catholic Count, are falling in love. But a new religious crusade is about to begin, setting boy against girl, family against family, neighbor against neighbor, south against north. Though many seek to possess the Blue Flame, only one person is destined to wield its power to save the people and the sovereignty of the Occitan. less

Will Raimon's and Yolanda's love survive the ravages of a siege, her enforced betrothal to Raimon's enemy, and the growing divisions within their beloved Occitan? Raimon has escaped the pyre and carried the Blue Flame, the true spirit of the Occitan, to the mountains above Castelneuf. There he dreams of Yolanda and gathers more people to his cause. But his resolve begins to fail as he is besieged by the Catholic Aimery and the Cathar White Wolf... moreWill Raimon's and Yolanda's love survive the ravages of a siege, her enforced betrothal to Raimon's enemy, and the growing divisions within their beloved Occitan? Raimon has escaped the pyre and carried the Blue Flame, the true spirit of the Occitan, to the mountains above Castelneuf. There he dreams of Yolanda and gathers more people to his cause. But his resolve begins to fail as he is besieged by the Catholic Aimery and the Cathar White Wolf. In Paris, Yolanda, believing Raimon is dead, resists marriage to Sir Hugh, who is building a war train to topple Raimon and bring the flame and the Occitan under the rule of the French King ...In a blazing finale, as Castelneuf burns, all sides are forced to reconsider what they are willing to sacrifice for the Occitan, for power and ultimately for love. less