This work could have adult content. If you proceed you have agreed that you are willing to see such content.
"They treated me like their own personal doll. I let them, of course. I didn't care what they did to me as long as they helped me find Bucky. Wherever in Europe he was. I needed him. I didn't expect to find him the way I did."
In other words, Steve Rogers was an alpha and he had his omega. That omega's name was Bucky.