According to the map on the jade slip given by Duan Ming, the passageway that could lead out of this place was located right within this dark red region.
This dark red region was not some spatial rift; rather, it was the Nihility Solar Flame.
The Nihility Solar Flame was a kind of fiery marrow found within the void space. It possessed no value whatsoever and could not be refined by any means, yet its temperature was several times more terrifying than heavenly fire.
Chapter 934