A Study in Emerald, and The Fairy Reel Summary

In "A Study in Emerald," the narrator meets and begins lodging with a detective in Baker Street. One day a policeman called Lestrade calls on them, and asks the detective to investigate the murder of one of the German royal family. The murder victim is one of the 'Old Ones,' an ancient race of creatures from beyond the Earth. They investigate the body and find the word 'Rache' written on the wall, which is German for 'revenge.' They are then taken to see Queen Victoria, who is also one of the Old Ones. They promise her they will solve the murder, and Victoria heals the narrator's injured shoulder.

The detective takes the narrator to a play at a theatre that the murder victim had visited. After watching...