Sherlock Holmes Is Off on a fresh Mission

“Mediocrity knows nothing at all higher than itself; but skill instantly recognizes genius.” – Arthur Conan Doyle, The Valley of Fear

Sherlock Holmes and Teacher Watson are warned that somebody named John Douglas is in grave danger and may be murdered at any time. The unlucky event happens before Holmes can prevent it and today he must solve another daunting crime. He finds the crime scene – a vintage manor using a moat and a drawbridge – but very few pieces get into place. For example, how did the murderer obtain inside?