"Are you tired?" Thirteen's voice trailed off the underground tunnel as he asked Stella.
"No," Stella replied. "But we sure have come a long way."
Even after walking nonstop for nearly two hours, the view never changed. Occasionally, they'd stumble upon caverns that seemed to have been used as a form of shelter in the past, but they had nothing special.
Perhaps the paintings on the wall counted for something. Glowing crystals, the primary source of light in this underground world, illuminated them.
Some of the paintings depicted a group of people worshiping a man holding what looked like a key in his hand.
The deeper they dove into the underground tunnels, the more paintings they saw.
Some depicted monsters drawn in detail, but some were doodles that were difficult to decipher.
In the end, Stella gave up trying to understand them. But Zion seemed interested in these paintings, even the doodles.
