C2962 To Prevent a Slide

Upon hearing Heng Yanlin's words, confusion appeared on the faces of Su Yu and Heng Yanlin.

To them, a spirit formation was indeed too old.

Even if Zi Mei had lived for a very long time, she had lived in the outside world after all. Therefore, it was only natural that she did not understand these things.

Immediately, Heng Yanlin nodded his head. Looking at the expressions on their faces