From the first day of contact with the world of wizards, Zheng Qing had always harbored a question in his heart.
Why were wizards hiding themselves?
He had many guesses.
For example, the technology of modern society is too advanced, the concealment of wizards is due to the fear of being captured and studied by frantic scientists; or the worldly life of ordinary people is too distracting, thus obstructing the exploration of the truth of magic by the wizards, in order to focus on their research, the wizards hide their traces; Zheng Qing had even pessimistically speculated whether the absence of a certain 'spiritual machine' in the world of ordinary people would cause magic to fail, resulting in wizards deliberately avoiding those areas.
However, no matter which guess it was, there were always inconsistencies that didn't fully make sense.