The relic of Venerable Wan Sheng's grotto-heaven.
A streak of resplendent sword light tore through the air from the northwest. When it faded, it revealed Shen Mo, Demon Slayer Sword in hand.
Clang!
Shen Mo stirred the blade with a thread of mana, and a terrifying aura of sword intent rippled outward alongside the ringing sword cry.
Within tens of thousands of miles, all vile insects, evil bugs, and insect-type demons—whether they had developed intelligence or not—instinctively sensed the danger. Amid a chorus of hissing, they fled into the distance like a receding tide...
Three hundred years ago, after Fairy Yuquan slew Venerable Wan Sheng, she had shattered the grotto-heaven's spatial barriers at great expenditure of mana to prevent powerful Myriad Insect Evil Corpses from continuing to emerge from his lair. As a result, the Wan Sheng Grotto-Heaven had skipped the process of descending into the mortal realm and completely merged with the heavens and earth of the Mysterious Yellow Immortal Realm.
Over the years, the site of its grotto-heaven relic had indeed turned into a dangerous land where vile insects bred unchecked and strange perils lurked beyond measure!
With a slight sweep of his five senses and divine consciousness, Shen Mo discovered over a hundred vile insects of the fourth tier or above, along with several fully formed Myriad Insect Evil Corpses that had transformed from insects or pupae.
"In merely three hundred years, the vile insects here have grown into a force again!"
Since he had seen them, Shen Mo naturally would not stand by with folded arms. He unleashed a vast expanse of Sword Qi, slaughtering every fourth-tier-and-above vile insect and Myriad Insect Evil Corpse within the range of his divine consciousness.
Afterward, he selected a spiritual vein node where the heaven and earth spiritual energy was