Although building bridges and paving roads has merits, it is harmful to feng shui and needs to be done with caution. Thousands of years ago, Qin Shihuang overhauled the official system and sent 300 warlocks all over the country with official positions to supervise the progress of the construction and resolve the feng shui disasters that occurred during the construction. At this point, the profession of Taoist Master has emerged. But I never expected that I, a graduate of the civil engineering department of a real university, would actually become a Taoist master.