Setting: A hidden, ancient cultivation world lies beneath the surface of the modern city. In this world, ordinary people can awaken their spiritual power and become cultivators.
Main plot: Delivery rider Zhang Yunfei unexpectedly awakens his spiritual power and saves Lin Qingxue, a wounded cultivation prodigy, while making a delivery. The two join forces to investigate the conspiracy of the forces behind the scenes. In a city full of danger and opportunity, they gradually uncover the mystery of a Heavenly Dao legacy hidden for a thousand years.
