Chapter 1 - The Science of Deduction Holmes takes cocaine as a way of coping with a lack of work & his boredom. Chapter 2 - The Statement of the Case Mary Morstan arrives & tells of the mystery of her missing father (Captain Morstan), the valuable pearls sent to her every year. Watson is attracted to Mary. Chapter 3 - In Quest of a Solution Holmes investigates Mary Morstan’s case. He & Watson accompany Mary to meet a man in London’s West End. He takes them to an ordinary house in the suburbs. Chapter 4 - The Story of the Bald-Headed Man Holmes, Watson & Mary Morstan are introduced to Thaddeus Sholto. Thaddeus explains Mary’s father is dead, as is his father (Major Sholto). The Agra treasure belonging to his father has taken Thaddeus & his brother Bartholomew six years to find. Chapter 5 - The Tragedy of Pondicherry Lodge Holmes, Watson, Mary Morstan & Thaddeus Sholto travel to Bartholomew Sholto’s house. Holmes & Watson discover Bartholomew has been murdered & the Agra treasure is missing. Chapter 6 - Sherlock Holmes Gives a Demonstration Holmes closely investigates the crime scene of Bartholomew Sholto’s murder. Holmes finds significant clues. Scotland Yard detective Athleney Jones arrives & announces he has arrested Thaddeus Sholto on suspicion of his brother’s murder. Holmes names Jonathan Small as the main suspect. Chapter 7 - The Episode of the Barrel Watson collects Toby (a dog) to help track down the suspects in Bartholomew’s murder & the theft of the Agra treasure. Toby leads Holmes & Watson to a barrel containing the creosote used to waterproof Batholomew’s roof. Chapter 8 - The Baker Street Irregulars Holmes works out that the suspects in Bartholomew’s murder & the theft of the Agra treasure have hired a boat to escape. Holmes pays a bunch of street children to track down the boat. Chapter 9 - A Break in the Chain Holmes waits for news and further clues about the case. He hears nothing, so he decides to disguise himself as a sailor and search for the suspects himself. Both Watson & Athelney Jones don’t recognise Holmes in disguise. Chapter 10 - The End of the Islander Holmes, Watson & Athelney Jones eat a meal together then set-off to follow the boat hired by the suspects in Bartholomew’s murder & the theft of the Agra treasure. The suspects try to escape, but Watson & Holmes kill one of them & capture the other (a man with a wooden leg). The box containing the Agra treasure is recovered. Chapter 11 - The Great Agra Treasure Jonathan Small begins to be interviewed by Holmes. Watson is sent to deliver the box containing the Agra treasure to Mary Morstan. The box is opened to reveal the treasure is missing. Watson tells Mary he loves her. Chapter 12 - The Story of Jonathan Small Jonathan Small explains all about his life, how he lost his leg, gained a share of the Agra Treasure, ended-up in prison on the Andaman Islands, was betrayed by Major Sholto, escaped prison, returned to England & recovered the Agra Treasure. Watson tells Holmes he has proposed to Mary & Holmes reaches for his cocaine