The phrase identifies a specific category of literature, typically a standalone novel or short story collection, focused on romantic encounters lasting a brief period. This kind of narrative often explores intense emotions and transformative experiences that arise from fleeting connections. As an example, consider a story where two strangers meet on a train and experience a profound, albeit brief, relationship.
The allure of these stories lies in their exploration of immediate intimacy and condensed emotional arcs. These narratives can offer readers a concentrated dose of romance, devoid of the complexities and prolonged timelines of traditional relationship stories. Historically, these types of narratives provided an outlet for exploring the complexities of desire and connection outside societal norms or long-term commitments.