"The method for eliminating the demons is to use a Mysterious Heaven Spiritual Treasure, comparable to a Half-Immortal Artifact, together with Azure Star's Mountain and River Eight Trigrams Formation. They would break through space, open a passage to Demonic Space, and drive the demons back there."
"Once that was done, the demons would have no chance of descending upon the Cultivation World again."
Lin Hezou narrowed his eyes. After a moment's thought, he continued, telling Su Shi'er everything he knew about the method.
"I see! Opening a passage to Demonic Space and driving the demons back there would indeed be a fine way to end the demonic scourge."
Su Shi'er nodded, his thoughts racing.
"But I still have a question. Once the passage to Demonic Space was opened, wouldn't it draw even more demons into the Cultivation World?"
He put the question to Lin Hezou.
"What you may not know, senior, is that Demonic Space—the Demon Realm—is not as vast as the Cultivation World, but it is hardly small. It holds many demons, divided into different factions and forces."
"Nor are demons found in every part of it."
"Moreover, the Half-Immortal Artifact nurtured in Quicksand Land has extraordinary properties. Its power over space is astonishing, and it contains Sacred Qi, which strongly suppresses Demonic Beasts and their foul aura. With it, we can open a one-way passage: entry, but no exit."
Having chosen to speak, Lin Hezou had no reason to conceal anything.
He explained rapidly to Su Shi'er.
"You seem to know something of Demonic Space, young friend. Yet when my good friend Wang Su discussed the Dao with me, he never mentioned any of this."
"I heard he had read every text in the Ancient Immortal Sect. Since this concerns the method of exterminating the demons, if such