K doesn't smile back but, bit by bit, his eyes soften to something very similar. Both hands are at his side again and he considers reaching for Jesus's hand again but doesn't, not quite yet.

Jesus is teasing but K owes him an explanation so what he says is, "You went through something difficult. So did I. We face more difficult things, and there's a lot I don't know how to talk about. I just... Needed to check in."