When a knight of the Round Table swears an oath that will change the course of his destiny, a tale of love, betrayal, and the quest for the Holy Grail unfolds in a realm where truth and lies blur....

In a world where the Holy Grail is more than a relic, a saint uncovers a hidden truth that threatens the very fabric of reality. Can she trust her own instincts, or is she the next pawn in a centuries-old game...