In the future, all humans have been vaccinated against the virus that has caused the extinction of the human race. While these humans are living in peace and security, the other humans that remain are the warriors who had worked so hard to build a new civilization. The humans of the Other World have adopted a spirit of determination and strength, while the humans of the Unitedosuke have adopted a spirit of cooperation and communication. The humans of the Other World are the ones who have survived. The humans of the Unitedosuke are the ones who will soon die. The humans of the Other World are a proud and powerful people. They have been through a lot in life, and they know how to use their power to their best advantage. The humans of the Unitedouble World are a proud and powerful people, too. They have been through a lot in life, and they know how to use their power to their best advantage. In the game, the humans of the Other World are against the humans of the Unitedouble World. The humans of the Other World are trying to find a way to stop the humans of the Other World. The humans of the Other World are the ones who have the power. The humans of the Other World are the ones who will soon die.