Scarlett Katana

Scarlett Katana is not her real name, her name is Mai Mashiro. She lives in Japan in the year 2929 when the earth is almost 100% devoid of vegetation and buildings and factories are built close together. The air is heavily polluted weight Humans now begin to look for new places to live, billionaires spend money building spaceships to find new shelters, the earth is now like a dead planet, the people left behind must face mutant animals Due to toxic chemicals from factories, industrial zones, scientific experiments,... countless strange species of plants and animals are born. To adapt, humans must fight for survival.There are also losses,People lose but do not easily surrender to fate, they improve and upgrade lost body parts to become a powerful cyborg to survive in the harsh world.