C853 Jian wuchen's conjectures

When Jian Wuchen heard that this "Profound Fire Continent" was originally like the other five great continents, who knew what the "Black Flame Demon" had done to this area and how it had become scorching hot?, he became a little curious.

If one wanted a place to become this hot, there were many ways. One could use a grand formation to change the geography and weather of a region. However