"Now, my question is this. Have you ever been suspected of walking in your sleep?"
"Never, since I was very young indeed."
"But you did walk in your sleep when you were young?"
"Yes; I know I did. I have been told so often by my old nurse."
My father smiled and nodded.
"Well, what has happened is this. You got up in your sleep, unlocked the door, not leaving the key, as usual, in the lock, but taking it out and locking it on the outside; you again took the key out, and carried it away with you to some one of the five-and-twenty rooms on this floor, or perhaps up-stairs or down-stairs. There are so many rooms and closets, so much heavy furniture, and such accumulations of lumber, that it would require a week to search this old house thoroughly. Do you see, now, what I mean?"
"I do, but not all," she answered.
"And how, papa, do you account for her finding herself on the sofa in the dressing-room, which we had searched so carefully?"
"She came there after you had searched it, still in her sleep, and at last awoke spontaneously, and was as much surprised to find herself where she was as any one else. I wish all mysteries were as easily and innocently explained as yours, Carmilla," he said, laughing. "And so we may congratulate ourselves on the certainty that the most natural explanation of the occurrence is one that involves no drugging, no tampering with locks, no burglars, or poisoners, or witches—nothing that need alarm Carmilla, or any one else, for our safety."
Carmilla was looking charmingly. Nothing could be more beautiful than her tints. Her beauty was, I think, enhanced by that graceful languor that was peculiar to her. I think my father was silently contrasting her looks with mine, for he said: