Jack pauses for a moment as he hears the other man's footsteps outside his office, losing his train of thought. He considers going out to meet him briefly before deciding against it. He's bad anough at disciplinary talks in any case, without losing the desk and office.

Besides, making Ianto wait may be cruel, but it is also as effective as shouting, something he doesn't really want to do.

He turns back to his papers, but keeps listening for movement in his direction.