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The Sign of the Four · Chapter

A Break in the Chain explained

Watson awakens to find Holmes frustrated by a lack of progress in the case.

What happens

Watson awakens to find Holmes frustrated by a lack of progress in the case. Holmes sends Watson to visit Mrs. Cecil Forrester and Miss Morstan, while he himself goes undercover as an elderly sailor to gather information. Athelney Jones arrives, and Holmes reveals his disguise, then outlines a plan to capture the criminals and recover the treasure.

Themes in this chapter

  • The Limits of Detection

    Holmes faces a setback when the trail goes cold, highlighting the challenges and uncertainties in detective work.

  • Friendship and Loyalty

    Watson's loyalty to Holmes is evident as he offers to help, and Miss Morstan's concern for Thaddeus Sholto demonstrates her sense of duty.

Characters to notice

  • Sherlock Holmes

    Holmes is frustrated by the lack of progress, goes undercover as an elderly sailor, and later reveals his disguise to Watson and Jones, outlining a plan to capture the criminals.

  • Dr. John Watson

    Watson wakes from sleep, visits Miss Morstan and Mrs. Cecil Forrester, and later returns to find Holmes in disguise.

  • Athelney Jones

    Jones visits Baker Street, discusses the case with Watson, and later agrees to follow Holmes's plan for capturing the criminals.

  • Mary Morstan

    Miss Morstan is weary but eager for news, shows no elation at the prospect of wealth, and expresses concern for Thaddeus Sholto.

  • Mrs. Cecil Forrester

    Mrs. Forrester is curious about the events and describes the case as a romance.

  • Wiggins

    Wiggins reports to Holmes that no trace of the launch has been found.

Key passages

  • I have been working in that getup all day... You see, a good many of the criminal classes begin to know me—especially since our friend here took to publishing some of my cases: so I can only go on the warpath under some simple disguise like this.

    Holmes explains that he has been in disguise all day because his fame from Watson's published stories makes him recognizable to criminals.

    Holmes reveals his undercover work and the reason for his disguise.

  • Women are never to be entirely trusted⁠—not the best of them.

    Holmes expresses a cynical view that women, even the best, cannot be fully trusted.

    Holmes's remark reflects his general distrust of women in matters of secrecy.

The Sign of the Four — A Break in the Chain Explained