Talk:Cinder Fall/@comment-2602:306:3494:D090:E57F:23A6:86A:68F8-20180109211647

So that's why she's vulnerable around ruby's silver eyes. When she used that parasite grimm to extract the fall maidens power, the grimm was absorbed into her body so she could get the power. The grimm parasite was likely still part of her after that and Salem's "treatment" allowed it to partially become one with Cinder's flesh, her disabled arm in this case, healing her in a sense.