sleeve. A smart car, of the sort let out on hire from the more pretentious automobile establishments, had just come round the corner and was being pulled up at the door of a house in whose porticoed front hung a brilliant lamp.
"That's number seven," said Viner. "And—those are the two ladies."
The Inspector stopped and watched. The door of the house opened, letting a further flood of light on the broad step beneath the portico and on the pavement beyond; the door of the car opened too, and a girl stepped out, and for a second or two stood in the full glare of the lamps. She was a slender, lissome young creature, gowned in white, and muffled to the throat in an opera cloak out of which a fresh, girlish face, bright in colour, sparkling of eye, crowned by a mass of hair of the tint of dead gold, showed clearly ere she rapidly crossed to the open door. After her came an elderly, well-preserved woman in an elaborate evening toilette, the personification of the precise and conventional chaperon. The door closed; the car drove away; the Inspector turned to Viner with a shake of his head.
"Just home from the theatre!" he said. "And—to hear this! Well, it's got to be done, Mr. Viner, anyhow."
Viner, who had often observed the girl whom they had just seen with an interest for which he had never troubled to account, found himself wishing that Miss Penkridge was there in his place. He did not know what part he was to play, what he was to do or say; worse than that, he did not know if the girl in whose presence he would certainly find him-
