The Count of Monte Cristo (version 2) - Alexandre Dumas

The story takes place in France, Italy, islands in the Mediterranean and the Levant during the historical events of 1815–1838 (from just before the Hundred Days through the reign of Louis-Philippe of France). The historical setting is a fundamental element of the book. It is primarily concerned with themes of justice, vengeance, mercy, and forgiveness, and is told in the style of an adventure story. (Summary by Wikipedia)