“Yes, we have had an adventure during the night, and one which might have proved to be a serious one.” His expression grew very grave as he spoke, and a look of something akin to fear sprang up in his eyes. “Do you know,” said he, “that I begin to believe that I am the unconscious centre of some monstrous conspiracy, and that my life is aimed at as well as my honor?”

“Ah!” cried Holmes.

“It sounds incredible, for I have not, as far as I know, an enemy in the world. Yet from last night’s experience I can come to no other conclusion.”

“Pray let me hear it.”