C172 Opening of coffin

I had only heard of it before and I had never really gotten close to it. At this moment, when I was in front of the corpse cave, I was stunned for a moment.

There was a black signboard on top of it, with the words' Corpse Sinking Cave 'written in red on it.

In addition, this Corpse Altering Cave even had a large iron gate outside that had a thick and heavy lock on it