Background on Y/n

Y/n is a young and inspiring hero, who was put on important mission, in the middle of it she runs in to someone from her past. Can she ever forgive him for what he did? Will she die in his arms?
I do not own My Hero Academia, or any of the characters. NOT ALL STUFF IN HERE WILL BE CANON ITS JUST WHAT I THOUGHT MADE THE PLOT BETTER!!!! I WILL TRY NOT DO TO MANY MANGA SPOLIERS!!!!! Also this is my first book so please no hate.