The Adventure of the Second Stain

"The Adventure of the Second Stain" is a Sherlock Holmes short story centered around the theft of a sensitive document from the Prime Minister's secretary. When Lord Bellinger and Hope seek Holmes's help, they reveal the potential international consequences of the missing letter, which was stolen from Hope’s dispatch box while he was away. The story explores Holmes's investigation into the mysterious disappearance of the document, with the case holding significant implications for Europe.