User blog comment:FairyRaven/Fairy Tail Chapter 456: Orders, Review and Commentary/@comment-1776824-20151010095429/@comment-6904925-20151010110116

Yeah, that's true CNBA3, in his first appearance he is aware of Zeref and Mavis past, as he referred her as Zeref's "former lover", I think its good how much they know about Zeref's past, I like it how he doesn't keep out of the dark.