The chime and light both make Bucky drop into a defensive stance, knees bent, weight balanced. It's an old habit; the owner of this room might think he's trustworthy, but that doesn't mean that Bucky himself trusts easily.

Still, nothing seems to threaten and after a long few moments, Bucky takes cautious steps toward the door. He's just about to exit when he turns around to face the room in general. "Was this for my benefit, or for your own?" It's probably clear that he doesn't really expect an answer — that would be too easy — but he can't help asking the question anyway.