He lay stretched out on the floor, happier than he'd been in a long time and stripped of both hat and coat.
'So tell me,' he said, between sucking his fingers clean of food, 'What is this place? Who's all the food for?'
'Hoo, boy. That's a long story, bucko.'
'Short version, then.'
'Okay, see those labels on the food cans?'
The pilgrim picked up one of the empty cans and looked at the faded, orange, friendly-looking letters on its side.
'"Aperture Science Emergency Rations,' he read aloud. 'For use only in the case of environmental, social, economic or structural collapse. Does not contain traces of human."'