Founded in Tokyo, there is an area. In that room is a world that is black. Gradually are moved into the place. There, the world gives them suits and weapons, also sends them from a mission to kill aliens here on Earth. While these assignments happen, the rest of the whole planet is largely unaware to them. These assignments are lethal - couple participants survive . The shots are called by the world, and it's maybe not the slightest bit. Its title... Gantz.