Natasha, Jessica, and Bucky meeting somehow and striking up a begrudging, very cranky friendship. And without any of them saying it aloud, they become the premiere team dedicated to taking out any remaining HYDRA or Red Room operatives - anyone who has a hand in or specializes in brainwashing.
Because those three know exactly what it feels like to have their autonomy taken away and they’ll be damned if it happens to anyone else on their watch.