Gray Sky

"The world is changing all the time. In the near future, there will be things beyond your knowledge, or it can be called 'rebirth'. By then, the world will usher in 'another drastic change', the order will be rewritten, and the world will screen out creatures that adapt to itself. We will wait and see when the time comes!" The old man living under the bridge outside the slum was drunk and started talking nonsense again. People in the slums all think so and never take such remarks to heart, but as some things happen, the crazy words seem to be slowly verified...