C546 Red Earth past

Shi Ziling listened with interest. When he heard that master Xuankong had some ties with Caiyun, he found it even more interesting. He could not help but ask, "Could it be that master Xuankong is entangled with Caiyun's grandma?"

Yuanshi Tianzun laughed. "About that …" I don't know the exact details, I only know that Gongsun Yunchang's Xuanyuan Sword was originally a sword carried by Xuankong