Surrounded by traitors, trapped by destiny, Britain's spirited Queen Guinevere sees that the greatest dangers to Arthur's crown may lie within the walls of Camelot. An undeniable spark ignites between Guinevere and Lancelot, but a powerful enemy puts the Queen's loyalty to the ultimate test. As the heroes of the Round Table undertake the Quest for the Holy Grail, Guinevere's heartbreaking honesty, courage, and integrity will be challenged by those she loves most.