User blog comment:Miskos3/Fairy Tail Episode 230: The Demon Returns, Review/@comment-31.132.65.54-20150426170658/@comment-7418318-20150427211154

But except for Gray nobody knows that she turned old. She delivered the letter personally to Jellal and Meredy, but they didn't recognize her.

Even if they really didn't look for her (which we don't know, since it was never mentioned) how are they to ever find her, if they can't even recognize her when they see her?