Guinevere is the daughter of King Leodegrance and journeys to Camelot with her father. Their traveling party is ambushed by black knights, an event coinciding with Arthur receiving aid from a stranger called the knight of the lake. Later, Princess Guinevere is kidnapped and held captive by the black knights, who serve King Levik. A mission to rescue her is undertaken by Arthur and his companions Lancelot, Tristan, Percival, and Christopher. The group engages in a significant struggle against Levik's forces to secure her freedom.