The novel is a classic detective story featuring an intriguing mystery involving a peculiar wooden hand. The plot revolves around a series of events and crimes connected to this mysterious object, which serves as a crucial clue in unraveling the mystery.The protagonist, typically a detective or amateur sleuth, investigates the case, encountering various twists and turns along the way. The wooden hand becomes a symbol of the central mystery, leading the detective through a series of puzzles and red herrings as they work to solve the crime.