How did Billy keep hitting all of Bucky's buttons? That soft laugh, the shyness in his posture, he wanted it all. He couldn't resist squeezing Billy's hip fondly, before that hand joined the other at the nape of his neck.

"Just relax," he murmured, "I got you." Billy would feel the kiss of steel against skin, but that's all it was: no cuts, no blood, just fabric parting for the keen edge of the blade as Bucky slowly started to make his way from neck to mid back.