The underground palace was colossal.

After making a few rounds, Luo Pin had not found anything yet. Instead, it was Wu Yu who understood why Qin Fuyao wanted to hog this underground palace.

In one of the secret chambers in the depths of the underground palace, he had found an immortal treasure. It was very ancient, probably about as old as the Grand Emperor Sword. Because too much time had passed, many of its spirit designs had lost much of their potency.

In terms of power, it must still be roughly equivalent to a supreme immortal treasure.

It was a blade that Wu Yu was not too skilled in using. He reckoned that he might be able to make quite a sum from selling it.

"If there's one, there's more. This means that there might be other treasures within this underground palace. Although I have no idea how they got here, this is the mysterious Yan Huang Ancient Well after all. Nothing is a surprise."

For example, Wu Yu encountered a demonic corpse at one point. The demonic corpse was like the Yan Huang Ancient Souls, but filled with a dark purple light. It was very powerful,...