User blog comment:Omega natsu2/Chapter 360: The White Inheritance, Predictions./@comment-112.198.201.220-20131115145000/@comment-7418318-20131115145803

Ups... wrong Fairy Tail wikia ^^

It wasn't revealed yet, but apperently it's so secret that not even all the magic council members knew about it and it's important enought that Michello was willing to keep hidden even when his life was threatened by Jackal.