User blog comment:Kodachi-sama/HINT in the Ruby Trailer??/@comment-26281589-20130303185157/@comment-82.161.44.117-20130306175214

the frame is supposed to tell us more about her as a person. the way i see it, she splits the soul from the body, doing so with a sythe-like weapon, wearing a cloak, and she has a cross on her belt.

I think she's supposed to resemble the grim reaper