"The Betrothed" is a historical novel set in Lombardy, Italy during the 17th century, in the midst of political and religious turmoil. The story follows the journey of two peasants, Renzo and Lucia, who are in love and wish to marry. However, their plans are thwarted by a corrupt local baron who desires Lucia for himself, and a cowardly priest who refuses to stand up to the baron. The couple are forced to flee, facing numerous hardships and adventures, while their faith and love for each other are continually tested. The novel explores themes of love, faith, and the struggle for justice.

The novel is a poignant exploration of desire, passion, and the confusion of young love, set during a sun-drenched summer on the Italian Riviera. It follows the blossoming romantic relationship between a precocious 17-year-old boy and a visiting 24-year-old American scholar staying at his parents' villa. As they bond over literature, music, and the languid Italian landscape, their intimacy grows, leading to a deep and transformative affair that will leave an indelible mark on their lives. The story delves into the complexities of emotions and the heartache of remembering a once-in-a-lifetime connection that both defines and haunts them.