It is on 25 July 1880 that Inspector Lestrade makes his first acquaintance with Holmes over the dead body of a naked man with teeth filed to sharp points found in Bermondsey - and it is not exactly love at first sight.
James Hinderclay, a gamekeeper from Norfolk, comes to discuss his once missing daughter who has now suddenly returned, some fifteen years after her disappearance.
Holmes comes up to London from Sussex to visit his old friend after a long break. Holmes has seen something in a newspaper that soon sees them traveling across the new boundaries of post-Europe by train, meeting up with an old enemy.