This is a story about a land boy who, by chance, goes deep into the sea to explore the underwater world because his mother is a mermaid. At present, only 5% of the ocean has been explored by humans, and 95% is unknown. The ocean is so big that currently it is even more difficult to explore than the exploration of near-Earth outer space. The deep sea is still a mysterious and unknown existence for humans. This book records in depth the details of all aspects of mermaid life in the underwater world, covering politics, economy, art, life and other aspects. It is very likely that the real underwater world is like this. Let's experience the excitement of the new world together!
Purpose: Learn from Earth's advanced civilizations
