As soon as Vickers had finished he turned, hurried down a stairway, remained below for a few minutes, and came up again.
"Will you kindly step this way, Miss Greyle and gentlemen ?" he said politely.

"You must remember that I am only a servant.

If you will come down--" He led them down the stairs, along a thickly-carpeted passage, and opened the door of a lighted saloon.

All unthinking, the three stepped in--to hear the door closed and locked behind them..