This kid was most certainly not okay, and he wasn't sure how to fix it. Maybe he needed to give him some space?

Bucky took a step back to try to give Czes a clear exit. He knew how much that helped him when he was in a particularly antsy state.

"You got your envelope?" If he had the information inside, along with the card and key, he should be relatively okay for a while, and Bucky could always check up on the kid later, through the network or by locating him.