10 parts Complete Bucky and you had been close during your times at HYDRA you helped him sort out all of the 'Screams / Voices' when they were bad, with your powers, one day you had the chance to escape and you took it.
You found S.H.I.E.L.D. And you knew you were safe a few years later the Avengers were formed and you were a part of taking down aliens and Loki.
Two years later you were in DC with Natasha and Steve and HYDRA struck. You hadn't known that Steve and Bucky knew each other or you would have told him sooner that his friend was alive.
A year later you were in Sokovia taking down an up and running HYDRA base with Loki's staff, and that's when you met a young woman with powers similar to your own, Wanda, you didn't like her at first but as you started to train together she could tell the tension was there, but soon enough you worked it threw.
Lagos was a horrible mess, you were set on not singing the accords you weren't about to give up your own freedom again, and the bombing that was blamed on Bucky, at the airport where you were about to go to Russia, and most likely fight Tony, you had time to talk to Bucky, you apologize for leaving him in HYDRA's clutches he forgave you.
You and Bucky settled in Wakanda T'challa had appreciated the help when you went to Tokyo and tried to help with Ulysses Klaue, but then he got away with the help of killmonger, you, and Nakia Princess Shurie, and Queen Ramonda away from the danger after T'challa 'Died'.
Then Thanos happened. Bucky had disappeared right in front of your eyes and you thought the paint would never end he was gone.
Pairing: Bucky x Enhanced!Reader
Series Warning's: Angst, Fluff, Violence, Big Time Wandavision Spoilers