"Dragon Saber" is a popular Chinese martial arts novel written by Jin Yong, also known as Louis Cha. It is part of the "Condor Trilogy," which includes "The Legend of the Condor Heroes" and "The Return of the Condor Heroes." The story follows the adventures of Zhang Wuji, a young man who becomes embroiled in the conflicts of various martial arts sects while searching for the legendary sword known as the Dragon Saber. The novel explores themes of loyalty, love, and the struggle for power within the martial arts world. It features a rich cast of characters, including skilled fighters and wise mentors, each contributing to the intricate plot. "Dragon Saber" has been adapted into various films, television series, and video games, further popularizing its story and characters.