Read the title

I'm an idiot.

{Book II Of Underground} With a newly found Oura konnes, Estelle is more powerful than ever. Alas, now, the only person that was there for her is dead, tragic.

The Earth is hollow, the inside filled with another civilization called the Pangaeans, who worship the core, their sun. The only thing they will ever know is the core and the other Pangaeans. But what will one discover when they venture to the top?