"Tosca" is a classic novel by the outstanding Italian writer Alessandro Manzoni, which was published in 1842. This is a work that depicts the life of the intriguing heroine Lucia Montzenisi, who is faced with ardent love, betrayal and loss. The author examines the psychology of the characters in detail and reproduces the complex relationships between them. "Tosca" is not only a love story, but also a reflection of social problems and moral dilemmas against the background of the political events of Italian society in the 19th century. This is an exciting novel that leaves readers enthralled from the first pages and leaves an unforgettable impression after finishing reading.