C1809 The Reason Why the Red Space Disappeared.
When they arrived at the city that was enveloped by the red space, they didn't find anything. There was no one alive. To be more precise, there was no living thing.
"Damn it, why did the red space suddenly disappear? Could it be that someone took away the most important thing in it?"
"Not necessarily. It might have disappeared naturally. No one knows how the red space appeared
