"Hey, can I ask you a question?" you ask Bucky, the two of you sitting across from each other. Bucky puts down his book with a curious expression. "It's something I've wanted to ask since I've known you actually."
Bucky freezes, his curious expression morphing into an anxious one. "Uh, sure..."
The seconds slow as his mind races with all the things you could want to ask him. His time in HYDRA. His time as a fugitive. Anything having to do with the Winter Soldier was usually enough to send people running. Maybe even worse, his body count - and that was either iteration of that question.
"Is your jacket sleeve detachable or do you resew it after every mission? Because I gotta be honest, that seems like a lot of work."