THE SIGN OF FOUR.

Jonathan Small is a prisoner serving a lengthy sentence on the Andaman Islands. He reveals the location of a stash of loot in exchange for their help in helping him to escape from jail. Sholto and Morstan go to investigate the treasure which is hidden in an old Indian fortress. When they unearth the valuable trinkets behind a brick wall it sparks a violent quarrel between the two men with each wanting to take all of the treasure. A number of years later Sholtto is now living in London in great wealth thanks to his theft. He becomes haunted by the sound of Small's wooden leg.