Chapter 4278 Thank you

Though the sun did not shine in the underwater world, it still had a concept of day and night. It was similar to the land; the area above shines during the day and turns dark at night. Jacob didn't understand the science behind it, but he could only marvel at the wonders of the universe.

The tribes lived in an excavated mountain with small and large caves. Only the esteemed members of the tribe got the privilege of inhabiting the houses made of giant seashells.

Jacob and Gunner were waiting outside. Kynlee chuckled, "You two needn't worry. Our tribe leader is very kind and hospitable. He's the most welcoming amongst the dozen tribe leaders in the Borderland."

"We're not nervous, just curious about this place," Jacob laughed. "How large is the underwater world on the whole?"