Board Thread:General Discussion/@comment-12757511-20130720013429/@comment-10380701-20131022090302

^I'd like to bring back one of my oldest theories

http://rwby.wikia.com/wiki/User_blog:Maki_Kuronami/A_connection_between_Crimson_and_the_Malachite_sisters%3F

That's a loose connection way WAY back in episode 1.