In 2078 AD, mankind's last line of defense fell, and people were forced to make a choice. They stood on the edge of life and death, and the collapsed ruins reflected despair. We could only retreat to the end of the world, and the ocean became our last place to survive because they could not touch the ocean and the sun. The ocean was like a shield protecting the last survivors. Different people came together, and the old nobles established a new kingdom, Atlante, while the people abandoned by the old government created it as their last home. Milllands, but how long can this calm last?