Board Thread:Speculation House/@comment-16277621-20130823040543/@comment-10380701-20131014152729

^I think their main basis is that Blake is working with Adam and her zero mention about her parents. compared to Ruby and Yang, who constantly talked about their dad early on, and Weiss, who's a heiress.

That, and we're subconciously following the cliche that Mysterious = Orphan.