Set in the mythical kingdom of Camelot, the film unfolds with King Arthur imagining a realm founded on justice and chivalry. His marriage to the beautiful Guinevere is meant to epitomize this ideal. Together, they create the Knights of the Round Table, a brotherhood of chivalrous knights sworn to protect the innocent and uphold honor. The story explores the establishment of this utopian society and its early triumphs, as Arthur and his knights strive to exemplify the highest virtues.

However, complexity ensues with the arrival of Sir Lancelot, a noble and skilled knight who quickly becomes Arthur's dearest companion. Despite his loyalty to Arthur, Lancelot finds himself irresistibly drawn to Queen Guinevere, creating a tension that threatens to unravel the fragile peace and unity of Camelot. The once-unshakable ideals of the kingdom face severe challenges as loyalty, love, and human frailty intersect in dramatic ways.