The Sign of the Four; or, The Problem of the Sholtos is a classic Sherlock Holmes story first published in Lippincott’s Monthly Magazine. The novel follows Holmes and Dr. Watson as they unravel a complex mystery involving a hidden treasure, a secret pact, and a series of deadly events connected to the Sholto family. Featuring thrilling chases, clever deduction, and exotic elements from India, the story showcases Holmes’s brilliant analytical skills alongside Watson’s loyal companionship. It combines suspense, intrigue, and vivid characterization, making it a quintessential example of Victorian detective fiction.

The story is authored by Arthur Conan Doyle, the celebrated Scottish writer who created Sherlock Holmes. Known for his masterful plotting and attention to detail, Conan Doyle’s works have had a lasting influence on the mystery and detective genres, captivating readers worldwide for over a century.