My gaze fell upon two tiny holes in the wall, exposed to view by the bright light of my lamp. They appeared to be precisely in the centre of the spot so recently marked by the elusive oblong. Even as I stared at the holes, a slim object that I at once recognised as a finger protruded from one of them and wiggled at me in a merry but exceedingly irritating manner.

Sensibly I restored the lanthorn to its place inside the window and waited for the mysterious voice to resume.

"Are you so homely as all that?" I demanded when the shadowy face looked out once more. Very clever of me, I thought.

"I am considered rather good-looking," she replied, serenely. "Please don't do that again. It was very rude of you, Mr. Smart." "Oh, I've seen something of you before this," I said. "You have long, beautiful brown hair—and a dog."

She was silent.

"I am sure you will pardon me if I very politely ask who you are?" I went on.

"That question takes me back to the favour. Will you be so very, very kind as to cease bothering me, Mr. Smart? It is dreadfully upsetting, don't you feeling that at any moment you may rush in and—"

"I like that. In my own castle, too!"

"There is ample room for both of us," she said sharply. "I shan't be here for more than a month or six weeks, and I am sure we can get along very amiably under the same roof for that length of time if you'll only forget that I am here."

"I can't very well do that, madam. You see, we are making extensive repairs about the place and you are proving to be a serious obstacle. I cannot grant your request. It will grieve me enormously if I am compelled to smoke you out but I fear—"