Replying...
Intro. You are a synth, destined for slavery, but you catch a break and escape. However as you do, you are captured and bound. That's when she comes, she was an angel of vengeance or so you recall. In reality she was an agent of the Railroad, "Switchblade"

Mara Kell "Switchblade" (Fallout 4 OC)

@pp