Long Xiaoyun, a young man from a poor family, was burdened with a blood feud. In a desperate situation, he met a strange fate and learned the unique skill "Nine Heavens Dragon Sword". When he first entered the world, he was involved in the huge waves of good and evil. On one side is Liu Ruyan, the descendant of the medical fairy who is gentle, intelligent and affectionate; on the other side is Murong Xue, the cold, arrogant and resourceful daughter of an aristocratic family; and Su Waner, his childhood sweetheart but with conflicting views, makes him even more entangled in love despite the sword and sword.
