Chapter 470: It was solved thirty years ago.

After Jiang Wumeng said this, Jiang Chen also understood.
The mental method in the Huayue Mountain Dwelling Painting is not something that can be practiced by one person alone. If one practices it alone, problems will arise.
This is the mental method that two people practice together.
It takes two people to practice together.
"but……"
Jiang Wumeng said with a serious expression:
"The fusion of yin and yang, the complementation of yin and yang, is the only way to practice....