Yang Jian listened to what Zhang Lei said and, coupled with some of the content of Professor Bai's lecture, roughly understood the intentions of the headquarters.
The emergence of supernatural events was itself abnormal, but as these events continued to occur and more and more people became aware of the existence of ghosts, a reasonable explanation was needed for the entire nation, and even the global community, to alleviate most of their fears. If not to completely overcome the fear, at least to reduce it.
Therefore, a set of arguments that everyone could trust and that had no flaws was needed.
Only in this way would the terror and strangeness of supernatural events be obscured, and the basic global order not collapse.