You came back · Y/n story by @Bishman

{y/n} is Natasha’s adoptive daughter. She adopted her when she was a baby and has had her ever since. {y/n} had just turned 10 when the red room kidnapped her. Natasha and the other avengers tried as hard as they could to find the location of the red room but had no success. Then 5 years later Natasha has figured out where it is.