He takes something from the overhead luggage rack, goes out of the compartment, and walks along the corridor, hiding it behind his back. Someone
stops to let two girls pass, and sees someone in an open carriage with seats either side. keeps place in front of his desk, equipment labels, charger, and wallet and takes a gun, etc. slows his pace to a decision as he leans down on the rail of the skylight. comes in next to him, unmoved by the fact that this is apparent him someone's attention.