[I just figured it was a good starting point
]
Lucy wanted to tell him. She wanted to tell him who his latest mission really was to him, but she bit her tongue. If she said anything, not only would she be putting herself at risk, but him at risk as well. She couldn't do that to either of them. It wasn't right. Making him do this just wasn't right, but she couldn't let on that she thought that. Having any opinion that was in disagreement with the rest of the organization was forbidden. "And I'm sure you'll complete your mission, you always do." She said quietly. "Of course they do, how silly of me." He was almost always successful, if he wasn't, well, she didn't exactly know what happened. Having looked over his files several times over, she assumed they put him back into cryo.
Steve couldn't help being angry and blaming himself for the fate that his best friend had received. After all, he was the one who had let Bucky fall from the train, right? This was all his fault. If he'd grabbed onto him, if he'd been a bit quicker, none of this would have happened. Bucky never would have become the Winter Soldier. He would've gone home after the war, met a gorgeous dame, gotten married, maybe had a couple of kids. Instead, this happened. "I could have prevented all of this if I didn't let him fall from the train." He said quietly, a sigh escaping his lips. "I made a promise to him, you know. Til the end of the line, and I couldn't even keep that promise."