User blog comment:Bennlimos/The Five Great Calamities Versus Nen Users/@comment-24768103-20150606181013/@comment-14902757-20150606205336

I thought I was the last person to read the manga. Lol. I suggest you go ahead and read it. The info is not something that would spoil the excitement of the anime (if ever it gets animated) because the chapters after the anime, so far, are only informative chapters.