In the modern city, beneath the bustle and glitter, paranormal evils quietly take root. Immortal cultivation sects hide deep in the mountains, and to preserve the balance of yin and yang in the world, they send their most gifted disciples down the mountain every few decades to gain experience. Zhang Xiaobu is a prodigy from one such mysterious cultivation sect. Armed with extraordinary Taoist arts, he steps into the temptations and challenges of the urban world.