C54 Back Then(2)

With that in mind, Xu Dong followed his Uncle Tianyi to a wall.

This wall was completely gray. Other than the vicissitudes of time, everything else looked the same as any other ordinary wall.

"Uncle Tianyi, why did you bring me here? Didn't you say that you wanted to take me to find some medicinal herbs?"

Xu Dong looked at the wall for a long time, but he couldn't find anything. Thus