Upon inheriting the Moonstone, a huge and priceless diamond, Rachel Verinder's delight turns to dismay when the gem suddenly disappears. But this is no ordinary theft. Sergeant Cuff of Scotland Yard is called in and immediately suspects an intricate plot. However, not even his powers of detection can penetrate fully the mysteries surrounding the diamond. And as we listen to each character's version of the events, layer upon layer of drama and suspense build to the final and astonishing denouement of this magnificent, classic English detective novel.