Eighteen years ago, Lin Tianqing and his wife sealed the extraterrestrial demon into the body of their youngest son, Lin Xuan. Eighteen years later, Lin Xuan grew up, and the magic power in his body was restless. He followed his master's orders and went down the mountain to enter the world to experience the tribulation of love. On the way, he met Nangong Zhaoli, a saint of the Qingxuan Sect, and was successively surrounded and killed by apostates and righteous sects. Lin Xuan relied on his strong strength to overcome crises repeatedly, triggering his demonic nature in battle after battle and going through many tests. Facing powerful enemies such as the Judge of Heaven and the Supreme Being Behind the Scenes, he sticks to his true intentions. Finally, with a body of demonic bones, he dares to confront the gods and immortals and embarks on a journey to find his relatives and save his friends.