The home of the mermaids, a beautiful planet full of ocean atmosphere.

Atlan is a water planet and the most special planet in the Sector of Phoenix. Almost 99% of this planet is ocean, with only scattered islands in the vast sea.

The ocean of mermaids has a loose system. Some mermaids from each family are good at herding fish, some are good at planting seaweed, and some are proficient in collecting shells, crabs and other seafood. Different families control different product production chains, prompting frequent exchanges between mermaid families. , transactions, and a mutually beneficial and win-win society is achieved.