The Final Problem

Main Characters and Their Development

• Sherlock Holmes - the main detective, known for his sharp mind and analytical skills. In this book, he faces Professor Moriarty, his arch-nemesis, and takes decisive steps to stop his criminal activities. Holmes demonstrates his willingness to sacrifice himself for the sake of justice.
• Dr. John Watson - Holmes' loyal friend and assistant, who accompanies him on this dangerous case. Watson serves as the narrator, describing the events and emotions related to Holmes' final case. He shows dedication and support to his friend in difficult times.
• Professor James Moriarty - the main antagonist, a brilliant criminal behind many crimes in London. He is a worthy opponent for Holmes, and their confrontation reaches its climax in this book. Moriarty is portrayed as an intelligent and ruthless man, willing to do anything to achieve his goals.