Kobe City's streets were desolate and empty. Compared with their former prosperity and bustle, it was practically like a different city.
For some unknown reason, a terrifying urban legend had begun spreading through the city. It was said that whenever darkness fell, an old man who had long been dead would come to your doorstep and knock on your front door. Anyone who heard the knocking would die a strange death.
At first, many people simply thought it was a ridiculous rumor without the slightest credibility.
But as time passed, more and more people died under mysterious circumstances. Some had even personally seen that terrifying old man standing at someone else's door and knocking. There were even bold people who had successfully taken photographs of him.
Even so, the majority still refused to believe it.
Until one morning, when the sky began to fill with the heads of people who had long been dead, the city descended into panic.
Some fortunate people escaped from here and survived.
But some were less lucky. Though they still remained in Kobe City, they had already gone missing, because they had been drawn into a bizarre world—the Ghost Domain of the Door-Knocking Ghost. What awaited them was knocking that could appear at their doorsteps anytime, anywhere.
Disappearances and escapes had completely killed this once-prosperous city.
Just like Dachang City back then.
However, compared with what had happened in Dachang City, these people were fortunate. Though the Door-Knocking Ghost's Ghost Domain was vast, it had not yet reached the point of covering the entire city, and its killing efficiency was not particularly high.
But regardless, the city had already been sealed off.
No one was allowed to approach it.
Yet today, a special vehicle drove in without obstruction and finally stopped outside the cordon.
The