The spiritual energy revives, and the world of immortality hidden in the city gradually emerges. Lin Yi, an ordinary college student, unexpectedly received the inheritance of cultivating immortals and started his journey of cultivating immortals in the city. While he is exploring the path to immortality and improving his own strength, he is also dealing with various forces to protect the people and things around him. In the process, he met Su Qingwan, a descendant of the Xiuxian family who concealed his identity. The two supported each other and faced challenges together. At the same time, the underworld forces headed by Zhao Tianlong also began to get involved in the field of immortality, attempting to use the power of immortality to control the city. Under the guidance of Mr. Li, Lin Yi continued to grow, and finally shouldered the responsibility of guarding the city. He launched a fierce confrontation with Zhao Tianlong, uncovered the truth about the world of immortality hidden behind the city, and finally found the meaning of his own immortality.