Begging for so much more (than you could ever give)

Caught in the moment as he was, he almost didn’t hear the front door opening. Zemo must have left the park earlier than usual. Bucky turned to instinctively greet him and then froze.Zemo was home.Fuck. Fuck.“Steve,” he said quickly, “Steve, listen, don't—”But his warning was too late. There was a blur of blue and white, and Bucky only just registered what was happening as the shield was flung through the air. His vibranium arm darted out and barely managed to catch it before it could collide with Zemo’s head.“Well, this is certainly unexpected,” Zemo said with blatantly feigned calmness. “I must say, it’s a pleasure to see you too, Captain Rogers.” Or: Three years after the Flag Smashers were stopped, Zemo has been helping Bucky and Sam on missions for Wakanda as part of his penance.Zemo and Bucky are in an Established Relationship™ and Bucky, unexpectedly, seems to have finally found some sort of balance and happiness.Until, one day, he comes home to find a perfectly young Steve Rogers sitting in the kitchen.