Board Thread:Speculation House/@comment-3257939-20151009080148/@comment-27087951-20151026222022

They could have completely different backgrounds. Nothing says that they grew up together or anything. Plus just because Neo has a Semblance, doesn't mean Roman has one.

Jaune has no Semblance yet, even though Pyrrha does. It's the same here. Neo could have gotten hers before even meeting Roman.