Avengers

your a girl and sorry about the voice (sorry boys) and your name in Nyx okay so you were under the control of Hydra, first red room then they sold you off to Hydra you knew Natasha and Yelena back at red room and you knew Bucky and Hydra your 24 you were captured by red room at 4 and trained till the age of 13 then later sold off to Hydra you met Bucky you were his partner and your villain name was winter window you get tortured a lot , one day Bucky went on a solo mission and you went to the control room and release the control and he was no longer in the control of Hydra he was your best friend , he remembers you you released him at the age off 22 and he came back two years later with the Avengers attacking Hydra, your sitting in a cell complely covers in bruises scars marks and blood and you have ton of powers and you are a super soilder too add more charters if you like