C154 12000 Years

"Look, there are some words left behind by Mister Yin Yang." Ji Yunkong followed the Flame Emperor's finger and looked forward. There were indeed some faint scratches on the walls of the cave. They looked like they were made by Mr. Yin Yang's nails before he died. It was a pity that so many years had passed and the mark from before had long since become indistinct