The front door was open and they walked in.
A different card on each door in the hallway proclaimed the fact that the house was let out in single rooms.
"The address is 59K," Mr. Sandal said. "I take it that K is the number of the room."
"They begin on the ground floor and work upwards," Bee said. "This is B on my side." So they mounted.
"H," said Bee, peering at a first-floor door. "It's up the next flight."
The second floor was also the top one. They stood together on the dark landing listening to the silence. He is out, she thought, he is out, and I shall have to go through all this again.
"Have you a match?" she said.
"I and J," she read, on the two front-room doors.
Then it was the back one.
They stood in the dark for a moment, staring at it. Then Mr. Sandal moved purposively forward and knocked.