THROUGH THE GARAGES

He got in the lift after me and pressed a button to a floor below mine, after looking at the numbers closely a while.
Pause.
'What floor was that?' he said as the lift started up.
'Ground,' I said.
Pause.
'Just checking,' he said. 'I got lost in here once.'
'I've heard it's possible,' I said.
'I was wandering the corridors looking for a way out,' he said. 'Eventually got out through the garages.'