Vast Fire Domain
"Most of the planes here probably aren't fit for habitation, are they?" Zhou Hao surveyed the stars within sight and sighed.
Most planetary planes in the Vast Fire Domain were surrounded by raging flames. Even from a great distance, one could feel the heat waves rushing toward them.
Murong sensed the concentration of divine power and said softly, "It's hotter here than in the Phoenix Clan Territory of Blazing Fire, but the divine power concentration is several levels below that of the Phoenix Clan Territory.
"I imagine those who live here long-term are all fire cultivators."
Zhou Hao nodded lightly. After thinking for a moment, he changed the subject. "Call the Fire Spirit over! It's been here before, so it should know this place fairly well."
"Mm." Murong nodded slightly.
They soon summoned the Fire Spirit over.
Zhou Hao looked at the Fire Spirit and asked, "Do you know how the fires on these planes came to be?"
The Fire Spirit nodded and immediately waved a hand, drawing out a streak of flame. "I do. The Vast Fire Domain produces extreme fire crystals, and their quality is excellent.
"When the number of fire crystals on a plane reaches a certain level, it triggers an ignition reaction and begins burning the plane.
"This is a process of refining fire crystals, and it can also produce more fire crystals of even higher quality.
"However, the price is that the plane's volume gradually shrinks."
Realization dawned on Zhou Hao. After pondering for a moment, he asked thoughtfully, "Will a plane be burned away completely?"
The Fire Spirit shook its head. "No. But once a plane burns to its limit, nothing will remain on it except fire crystals."
"What if all the planes burn to their limits?" Zhou Hao asked with