520The Ravensdale Ghost » Sherlock Holmes finds himself cast in the role of a reluctant ghost hunter when an associate of Mycroft's is discovered mysteriously drowned... In the fifth-floor study of a haunted mansion. Sherlock's sense of logic is pushed to its limits as he, John and Molly fight to solve the case before the Ravensdale curse reaches them. Rated M for intense Sherlolly in later chapters :