We hardly exchanged a word during breakfast, and immediately afterwards I went out for a walk, that I might think the matter out in the fresh morning air.
"I went as far as the Crystal Palace, spent an hour in the grounds, and was back in Norbury by one o'clock.
It happened that my way took me past the cottage, and I stopped for an instant to look at the windows, and to see if I could catch a glimpse of the strange face which had looked out at me on the day before.
As I stood there, imagine my surprise, Mr. Holmes, when the door suddenly opened and my wife walked out.
"I was struck dumb with astonishment at the sight of her; but my emotions were nothing to those which showed themselves upon her face when our eyes met.
She seemed for an instant to wish to shrink back inside the house again; and then, seeing how useless all concealment must be, she came forward, with a very white face and frightened eyes which belied the smile upon her lips.
"'Ah, Jack,' she said, 'I have just been in to see if I can be of any assistance to our new neighbors. Why do you look at me like that, Jack? You are not angry with me?'
"'So,' said I, 'this is where you went during the night.'
"'What do you mean?' she cried.
"'You came here. I am sure of it. Who are these people, that you should visit them at such an hour?'