Immortal Lord Lin Xuandu fell during the calamity, and a trace of his soul returned to the earth's city five hundred years ago, where the aura had not yet recovered. In the past, the stars were extinguished with a wave of my hand, but today I am worried about money and rent. Facing the arrogant and domineering wealthy families, the ancient martial arts family hiding in the city, and the quietly coming crisis from another world, he smiled calmly. In this life, I will not be a CEO or an emperor, I will just be a carefree alchemist in the city. Refining the "Yanzhuan Dan" with the supreme immortal method has detonated the circle of noble ladies around the world; using the knowledge of formations to innovate chips and lead the scientific and technological revolution. When the spiritual energy was completely revived and the demon god from another world came across the realm, and everyone was trembling, they saw him standing in the clouds, and what emerged behind him was the entire modern civilization that he had quietly refined into his own magic weapon.