“That should be a forbidden zone,” said Yang Fan with a grave expression. “Back in Sword Sect’s era, this place probably had a forbidden zone that not even elders dared to approach.”

Lin Yun fell into deep thoughts. He had a feeling that the greatest opportunity in this trip was in that direction. His foundation was sturdy even though he was only in the pinnacle Yang stage. His realm was lacking, but his origin energy was comparable to someone in the pinnacle Yin-Yang stage. Such a foundation was rarely seen even in the entire Ancient Southern Domain.

Although there were many benefits to having a sturdy foundation, there were also many bad sides to it. If he wanted to make a breakthrough into the Yin-Yang stage, it would be ten-fold or even a hundred-fold more difficult than it was for others. Then again, if he managed to make a breakthrough, it would bring a total transformation as well.

Without any opportunities,...