I am sorry that my presence here distresses you, but it is a large building and quite empty at night-time.

I thought you might wake up and be frightened, so I borrowed this screen from the woman and have been sitting here." "What, all night ?" she gasped.
"Certainly," he answered.

"The woman could not stop herself and this is not a residential building at all.

All the lower floors are let for offices and warehouses, and there is no one else in the place until eight o'clock." She put her hands to her head and sat quite still for a moment or two.
It was really hard to take everything in.
"Aren't you very sleepy ?" she asked, irrelevantly.
"Not very," he replied.

"I dozed for an hour, a little time ago.