Spiritual energy is revived, demons are rampant, and the world of immortality hidden under the city gradually emerges. Li Fan, who was originally just an ordinary bricklayer, unexpectedly acquired a mysterious skill and embarked on the path of cultivating immortality. He met Su Muxue, the daughter of a hermit cultivator family, gained the support of his best friend Wang Qiang, and also met Lin Qingya, a supernatural person with the ability to predict. With their help, Li Fan continues to improve his strength and fight against threats from ancient immortal sects, demons, ghosts, and supernatural forces. He not only wants to protect his relatives and friends, but also the city he loves so much. As the story develops, Li Fan gradually uncovers the secret behind the recovery of spiritual energy, and also discovers the truth about his life experience. In the end, he became a hero protecting the city and continued to move forward on the path of exploring the true meaning of cultivating immortality.