the story took place in the late tang dynasty. the situation was turbulent, and people were in chaos, both in the court and among the people. ccc。 all the mysterious organization "bad man" affiliated with the government lost its trace, and the whereabouts of the same unknown are still the priceless treasures of the national treasury. according to legend, all the secrets are hidden on the longquan sword. those who get the longquan sword have the ability to control the world. li xingyun lost his parents since childhood and became an orphan. he was adopted by the kind hermit yang uncle yang. he followed him to practice martial arts. in a blink of an eye, many years passed, and li xingyun grew up to be an energetic boy. he went down the mountain with his junior sister lu linxuan to improve his martial arts skills, and thus met ji ruxue and zhang zifan. by chance, li xingyun actually got the longquan sword. the news spread like wildfire and aroused the alertness of major sects. they sent a killer to track li xingyun and his party in an attempt to snatch the longquan sword.