User blog comment:TheCarrotSaysYumYum/FT0 - Game of Truth, Review./@comment-24277053-20140817174408

Let's assume Ziera is alive, you don't suppose she could be either Gildarts or Cornelia's grandmother. Maybe she was never a part of the guild, but she could have told her chilrden, and they tell their children and so one, and one of them hearing about this legend joins Fairy Tail, or Cornelia their boyfriend / husband joins Fairy Tail.