In the blink of an eye, a month had passed. This month had not gone by in vain. Huo Hai had not improved much, but Yin Ling's aura had been steadily rising, something Huo Hai had never expected.
Huo Hai had originally thought that after Yin Ling fused with that power, she would at most improve a little. After all, it was merely spiritual power left inside her body by an opponent of equal strength, and it was not Origin Essence power.
Yet Huo Hai had not expected Yin Ling's method to be much the same as how he had once used Spirit Marrow. She directly used that power to shatter her own Crystal Core. Having already reached the Sixth Heaven, there was no need to preserve that Crystal Core any longer. Above the Sixth Heaven, as long as they did not encounter a bottleneck, most experts improved by shattering the Crystal Cores they had previously retained.
Although the lightning aura within that foreign power had been dispersed by Huo Hai, Silver Thunder Venerable's power was ultimately far more destructive than Yin Ling's own spiritual power. Yin Ling had not used gradual accumulation to let her Crystal Core shatter naturally.
After all, ordinary people were not like Huo Hai, who needed to preserve the runes inside when shattering a Crystal Core. Yin Ling directly used that power to forcibly shatter her own Crystal Core, then used it to raise her cultivation. Such advancement did cause a certain degree of harm to herself, but time was pressing now, and Yin Ling could not afford to care about so much.
Besides, the damage was not too serious. As long as she recuperated properly for a few years afterward, she would naturally recover completely. Silver Thunder Venerable's power was fundamentally very similar to