The Sign of the Four

More about the book

Every year, young Mary Morstan, whose father, an officer in the Indian army, disappeared long ago, receives a pearl in the mail. When a letter summons her to a mysterious meeting, she asks the famous Sherlock Holmes to accompany her. As Dr. Watson becomes enchanted by the young woman, they delve into one of the darkest enigmas that has challenged the detective's keen insight. The story unfolds against the backdrop of the India of maharajahs, the Agra fort besieged by the Sepoy Rebellion, and the penal colony of the Andaman Islands. This extraordinary adventure leads to a conclusion shrouded in the mists of the Thames.