Join Britain's most famous detective and his trusted friend Dr Watson as they investigate their latest case on a dark Cornish moor. The long-divided Tregennis family invites you to a great feast of reconciliation, which is suddenly overshadowed by a terrible murder. Sherlock Holmes soon realises that he needs the help of the guests to shed light on this mysterious crime. Which of the guests has a motive for murder? And what has it to do with the legendary Devil's Foot, which plays such an important role in this case?

Look forward to a murderous excursion into Viktorian England, and be curious to see if you can use the evidence and the interrogation to uncover the culprit. At the end, the guest with the best solution will receive a small reward in the form of a certificate from Scotland Yard.