“Remarkable⁠—most remarkable!” said Holmes, rising and taking his hat. “I think, perhaps, we had better go down to Tredannick Wartha without further delay. I confess that I have seldom known a case which at first sight presented a more singular problem.”

Our proceedings of that first morning did little to advance the investigation. It was marked, however, at the outset by an incident which left the most sinister impression upon my mind. The approach to the spot at which the tragedy occurred is down a narrow, winding, country lane. While we made our way along it we heard the rattle of a carriage coming towards us and stood aside to let it pass. As it drove by us I caught a glimpse through the closed window of a horribly contorted, grinning face glaring out at us. Those staring eyes and gnashing teeth flashed past us like a dreadful vision.

“My brothers!” cried Mortimer Tregennis, white to his lips. “They are taking them to Helston.”