Amy is a worker drone with... injuries, she is mute and has a lot of scars and cuts on her body, a long time ago their bunker was attacked by disassembly drones, they were able to defend themselves although they received some injuries, she had an older brother who taught her how to use weapons and how to escape, one day her parents and brother were killed, but she was able to hide, 2 disassembly drones seriously injured her, so much so that she became mute and could not walk normally, she is 17 