Chapter 15 Summary

Sherlock Holmes, Dr. Watson, and Lestrade take a wagon to a location near Merripit House. They creep close enough to see that Sir Henry and Stapleton are talking and sharing cigars while they drink together. Stapleton leaves and walks to a small out-building, which he unlocks and then closes up again. He then returns to Sir Henry, who seems distraught. Beryl Stapleton is nowhere to be seen.

Holmes worries that when a dense fog descends on the moor, no one will be able to see his hand in front of him. If Sir Henry does not come out within the next quarter hour, the plan will be foiled and he is in danger of being murdered. Holmes, Lestrade and Watson move to higher ground. Soon they can hear Sir Henry walking alone on the moor through the thick smoky fog. Sir Henry is...