Spread Inflammation

First of all, let me state that this is a semi-fanfic. So don't be surprised if you see some familiar settings, it's most likely the one you guessed. But it is only a semi-fanfic. I have used many settings in it, but there are also many differences, so fans of the original work may not like it very much, and I don't want to take advantage of the popularity of the original work. Therefore, the original name will not be added. The reason why I add this statement is just because some original settings are used. Once used, it is used, and it needs explanation. At least I think there should be this statement