Jacques and his master embark on a rambling journey, debating the nature of fate and the extent of human agency. Jacques, a servant who adheres to a philosophy of fatalism, recounts his past romantic entanglements to his master while they travel across the French countryside. Their dialogue is constantly interrupted by external events, digressions, and the intrusive commentary of an omniscient narrator who challenges the reader's expectations of linear storytelling. The narrative framework is self-reflexive and experimental, frequently breaking the fourth wall to address the reader directly about the construction of the story itself.

Readers and critics frequently highlight the work's innovative structure, which anticipates many techniques associated with postmodern literature. Discussion often centers on the playful, subversive tone Diderot employs to dismantle traditional narrative expectations. The balance between the philosophical discourse on fatalism and the comedic interactions between the two protagonists remains a primary focus for scholars. Many appreciate how the text forces the reader to actively participate in the construction of meaning rather than passively consuming the plot. The work is widely recognized as a significant contribution to Enlightenment thought due to its skepticism and intellectual rigor.