Chapter 40: Stone Coffin
In any case, these brown liquids are quite peculiar. I reckon they're here to change the color of things, kinda like how we dye clothes nowadays.Could it be that folks way back when had a thing for black stones, so they used some special stuff, like these brown liquids, to make those sleek black rocks?Professor Zhang chimed in, "That's a real possibility. The wisdom of our ancestors is something else, and a lot of what they left behind still blows our minds."Now, as weird as these liquids are, we didn't come here to dwell on 'em too much.But let me tell you, our headlamp lights were fading fast. Even with their strong battery life, they couldn't keep up with our exploration. So, we started hunting for a way out in this cave.This cave was huge but kinda irregular, with lots of spots blocked by sudden rocks j