Ye Chen narrowed his eyes. After such a battle, the Nine Nether Tiger seemed on the verge of awakening its memories. If it did so under these circumstances, it could become an unpredictable factor, and fighting it would be troublesome.
The Ancient Box flew out, and Ye Chen directly placed the Nine Nether Tiger inside it, then responded to the Sky-covering Demon Emperor, "I don't know."
Ye Chen truly didn't know what the stone door in this pit was, but during the previous battle when a massive pit was blasted open, Ye Chen felt as if something in the pit was summoning him.
Now it seemed that the source of this strange feeling was the stone door. As for what lay behind it, they would find out once it was opened.
"Let's go down and take a look," Ye Chen said calmly, his body trembling as violent power surged out, descending onto the stone door like a Supreme Sovereign.
