"Jerk," Bucky says, slumping down in the window to rest his elbows on the pane. Everyone else might see Steve as this unflappable, stoic force for good, but Bucky's known the guy under the flag since he was a teenager, and knows there's a rascally sense of humor underneath all of the sincere patriotism. It's as endearing as it is annoying.

"If you wanted to drop in, there's this invention called a doorbell... What's all this about?"