That was also the most important reason why the powerful mages frequently visited the Kingdom of Nightmares after it was discovered. They could experiment on anything here. It was just a dream anyway.
They did many crucial experiments in this place to avoid the waste of precious materials and increase their experience.
A lot of mages also came to this place when they had trouble remembering things from a long time ago.
Days went by as Lin Yun read the books. There were fewer and fewer people in Heiss City. The number of babies dwindled too. Most people were numbly waiting for their eventual destruction.
Lin Yun stayed in the decaying library without any rest, and read the books in this place. Each of the books, including those which were written for enjoyment, could cause a war in Lin Yun's age.
Even the most rudimentary book on magic knowledge could disrupt the mindset of those mages. However, there were plenty of such books in this place.
