The discovery of an ancient scroll disputing the validity of the legend of Kahless - the greatest Klinglon warrior ever to live - sends shockwaves throughout the Klingon homeworld. Speculation about the authenticity of the scroll divides everyone. Now with the aid of Captain Picard and Lieutenant Worf, Kahless must save his reputation and reclaim his rightful place in Klingon lore or become an unwilling pawn in the destruction of the Klingon Rule.