“There was a colored gas-lamp inside which was turned so low that I could see little save that the hall was of some size and hung with pictures. In the dim light I could make out that the person who had opened the door was a small, mean-looking, middle-aged man with rounded shoulders. As he turned towards us the glint of the light showed me that he was wearing glasses.

“ ‘Is this Mr. Melas, Harold?’ said he.

“ ‘Yes.’

“ ‘Well done, well done! No ill-will, Mr. Melas, I hope, but we could not get on without you. If you deal fair with us you’ll not regret it, but if you try any tricks, God help you!’ He spoke in a nervous, jerky fashion, and with little giggling laughs in between, but somehow he impressed me with fear more than the other.

“ ‘What do you want with me?’ I asked.