Sally; A Bioshock 2 big sister fanfic

Subject Beta was an ordinary French fourteen year old girl. That is, if you could call a girl who is 6'10 tall, has incredible strength, can screech loud enough to break glass or blur vision, and had white eyes. She was anything but ordinary. Elizabeth was a twelve year old girl, living in 1905 from a city in the sky, who is held captive in a floating tower, can rip tears in the fabric of the universe and her only friend is a mechanical bird that had bonded to her, and is bigger than a line of seventeen men. Eleanor is a Nineteen year old girl who had come back to Rapture to fix what others have done. What happens when the three meet each other?