The two secretly traveled back to the early days of the prehistoric Forest of Truth, slipped into the city unnoticed, and after understanding the historical context, began to reflect deeply in their room.
Even the most powerful Sky Overlord or Ancient Emperor finds it difficult to achieve immortality!
Quickly, they put aside the historical educational books and began studying introductory materials about the Forest of Truth.
After all, they've been in this new era for thousands of years, and as development has progressed to what it is today, their understanding of the truth plants and animals is naturally extensive.
Although some crucial information is not recorded, some basic obscure details are included.
