At some point in time, every human on the planet was turned into stone. This tells the story of how some people from the Pre-Petrification World build the world in the Petrification Age, the Stone World. The Petrification can be undone by the stone formula. The manga has some Science Stuff and Claims.
Stone World Humans
- Those born during the Petrification Age like those in the village.
Dr Stone. chapter 4p11