The Sign of the Four · Chapter
The Tragedy of Pondicherry Lodge explained
Holmes, Watson, and Miss Morstan accompany Thaddeus Sholto to Pondicherry Lodge, where they discover his twin brother Bartholomew dead in a locked room, with a poisoned thorn in his neck and the note 'The sign of the four' beside him.
What happens
Holmes, Watson, and Miss Morstan accompany Thaddeus Sholto to Pondicherry Lodge, where they discover his twin brother Bartholomew dead in a locked room, with a poisoned thorn in his neck and the note 'The sign of the four' beside him. The treasure is missing, and Thaddeus is distraught with fear of suspicion.
Themes in this chapter
The Limits of Detection
Holmes's methodical examination of the crime scene reveals clues, but the locked-room mystery and poisoned thorn initially baffle Watson, highlighting the boundaries of immediate understanding.
Justice vs. Revenge
The murder of Bartholomew Sholto and the theft of the treasure set the stage for a conflict between lawful investigation and the vengeful motives of the perpetrators.
Characters to notice
- Sherlock Holmes
Leads the investigation, examines the crime scene with his lens, deduces the murder method, and reassures Thaddeus.
- Dr. John Watson
Accompanies Holmes, assists in forcing the door, and recoils in horror at the sight of Bartholomew's face through the keyhole.
- Thaddeus Sholto
Trembling and terrified, he leads the party to the lodge, discovers his brother's body, and panics about being suspected of murder.
- Mary Morstan
Remains behind with the frightened housekeeper while Holmes and Watson ascend to the chamber.
- Bartholomew Sholto
Found dead in his locked laboratory, with a poisoned thorn in his neck and a note reading 'The sign of the four.'
- McMurdo
The porter at Pondicherry Lodge, initially refuses entry but recognizes Holmes as a former boxing opponent and admits the party.
Key passages
“There is something devilish in this, Watson”
Holmes senses something sinister about the situation.
Holmes expresses unease after peering through the keyhole.
“It means murder”
Holmes confirms that a murder has occurred.
Holmes interprets the note 'The sign of the four' as evidence of murder.
“The treasure is gone!”
Thaddeus realizes the treasure has been stolen.
Thaddeus exclaims that the treasure has been taken from the room.