Had some doubts before posting but oh well...
So her story is:
She is a human. A heavily modified one.
So innocent, she was a victim in a big riot. All ribs broken, hands shattered, legs disfigured, she had no chance to live. Yet a young man saved her and brought to an old anarchist scientist and voila - we got a modifiable cyber girl, able to attach and use various guns and gadgets. Pain still annoys her sometimes but in the end, it was worth it.