If we're just talking about the Iron Roses, then she is simply an Iron Rose Knight.
<Snipped quote by AtomicNut>
Haha, Dante has no idea.
<Snipped quote by harinezumikouken>
"Marianne, there's one inside of you!"
before anyone misunderstands i'm not a nazi
my other great grandfather died in a bunker near the end of the war, when hitler shot him in the face
The 'rain' was her tears.
She fell onto the rooftop because her health is so poor after being deprived of all necessities that she has become very weak.
Sorry for any confusion!
i would rather let josef mengele give me a prostate check than spend another month in brewing storm