The earth’s core with the sea of lava existed at the very bottom. It could dissolve rocks and melt metals with its exceedingly high temperature. No humans could exist there so it was very mysterious with many unbelievable things.

Just like the space above, there were probably some strange and unknown creatures.

The Earth Tribulation originated from this sea of lava with a mysterious power. Some cultivators believed it came from the mythical hell. Others surmised that the earth’s core was actually a ruler, the same existence as the heavenly dao.

A human’s body had unchangeable physical limitation. For example, a mortal couldn’t run one hundred miles in one minute or live longer than two hundred years.

The goal of cultivation was to break this limit!

One the body reached a certain level, it would bring about a tribulation. Only by surpassing this test would one be able to break...