James "Bucky" Barnes/Steve Rogers, Sam Wilson (Marvel), Tony Stark, Maria Hill, Natasha Romanov (Marvel), Clint Barton, Bruce Banner, Sharon Carter (Marvel)
Steve pulls his missing, presumed dead best friend into his circle of super heroes and starts working to undo the physical and mental damage Hydra has done.
It’s not easy, and it’s not pleasant. But it would probably be a lot more effective if Bucky weren’t keeping secrets, and if he could figure out how to interpret Bucky’s mood swings.