Qin Huaian opened his eyes. After five years of cultivation and contemplation, his Fire-Attribute Law had reached the late stage of the fourth realm.
His Fire-Attribute Law had advanced so quickly partly because this Secret Realm World was exceptionally suited to comprehending it.
The other reason was that his cultivation was now higher. His comprehension of the Fire-Attribute Law lagged well behind his current cultivation realm, and with the World Tree's special energy helping him, he grasped it far faster than before.
The rain of fire outside had thinned considerably. In the direction of the Central Fire Sea, the enormous, blinding fireball had shrunk to less than a tenth of its original size.
Qin Huaian's location was not a primary target of the Li Fire Heaven-Burning Grand Array. The fifth-rank immortal Defensive Array he had set up had withstood the erosion of the fiery rain.
Even so, he had used up nearly half his Immortal Crystals.
If he had not taken the Storage Rings from those people of the Heavenly Treasure Sacred Land, his own supply of Immortal Crystals would never have lasted five years.
Of course, even without Immortal Crystals, Qin Huaian could have sustained the array with his own Immortal Essence Power. But then he could not have cultivated the Fire-Attribute Law at the same time.
Judging by how much the fiery rain had weakened, Qin Huaian estimated that the Li Fire Heaven-Burning Grand Array, which had been running for five years, would stop within a month at most.
Now he understood why this vast Secret Realm World had no plants outside the ruined halls protected by barriers.
Under an array that covered the entire world, no plant could survive.
He wondered how many of those ruined palaces would remain after this activation of the array.
If he