And it feels like I was with you, but what did we do and where have we gone? (слэш)

“Bucky? First thing I do, when I have a body again, I’m going to kiss you. Because I want to, okay?”
 
AI Tony made a promise to Bucky, but when he comes back in a flesh-and-bone body, he doesn't seem to remember.
Bucky doesn't know what happened, but he's pretty sure it's his own fault.