C383 Venomous Arrow-piercing

My intuition told me that these keys must have opened the doors to other mausoleums.

"?" What was this if it was used for something? Is there another door here? " Monk Hong looked at the special key in my hand and asked.

"?" Maybe this cave didn't look that big. Look ahead of you at several small, sandstone chambers. This is clearly a tomb within a tomb, a cave