Taoism really exists, but it is hidden from the sight of ordinary people. Demons and ghosts coexist with humans in the city, and most people cannot see them. The country has secret agencies to deal with supernatural events, and Taoism continues in modern society in the form of "companies" and "foundations". Under the neon lights of the city, demons lurk
Core theme: Holding an umbrella and practicing the Tao - holding an umbrella to protect the world, practicing the Tao to prove one's true intention
