To confirm whether the character paintings on the rock wall were newly painted, I had specifically touched them at the time. The paint seemed to have completely fused with the rock, feeling as though it had been there for centuries.
If Old Pizi's theory was correct—that it worked just like shadow puppetry, projecting the shadows from inside onto the exterior—then this was entirely possible.
What I still couldn't quite wrap my head around was this: if the people inside were definitely moving, why did the image on the outside always remain completely still?
Chapter 77