104 (Y/n Rogers)

Y/n Rogers is biologically 104, however she looks 21, and is a skilled combat fighter. she spent 4 years in training to be an assassin and is extremely good at it. when she reunites with her brother the avengers are shocked to even find out he has a younger sister but what will happen to Y/n when she reunites with an old friend. A friend who she never looked at in a romantic way ever before.