Nemesis

A mysterious letter arrives for Miss Marple from a deceased millionaire, challenging her to solve an unsolved crime with a substantial inheritance as her reward. With no details of the victim, perpetrator, location, or timing provided, the puzzle seems impossible—yet Miss Marple's reputation for clever deduction makes her uniquely suited to unravel it. This classic Agatha Christie mystery showcases the brilliant detective at her most formidable as she undertakes her final, most enigmatic case.