Board Thread:News and Announcements/@comment-25396609-20151023163349/@comment-26018514-20151023172311

MetallicArcher wrote: 73.Anon.52 wrote: new half-sister for Yang? she certainly looks Ruby's age or younger. There seems to be a trend not to introduce new relatives without implying them beforehand somehow.

So, if she is someone's sister, my bet is on Jaune. Except Yang's mom has just been introduced... Raven could have had a life, and there would be no-one to give such a hint, remember, we have no timeline on her introduction.