In 220 A.H., the Eye of the Sea catastrophe swept the world, and people could never forget the moment when a bottomless hole appeared in the sea.
After the catastrophe, nearly 90% of the surface was covered by seawater, and the test for mankind had just begun with the loss of land and lack of fresh water. What was once an offshore drilling platform has actually become a maritime sanctuary for humans, and ships have become a means of transport to connect with each other after a simple transformation. Mutants are running rampant, various forces are taking advantage of the chaos to rise, and there is a mysterious unknown sea waiting for people to explore.
