Frustrated by the pervasive patriarchal attitudes of their Italian surroundings, four expatriate women orchestrate an elaborate plan to rob a government payroll train. These four women, hailing from England and America, navigate the social and cultural constraints of mid-century Italy while attempting to execute a high-stakes criminal operation. Their objective is to challenge the local assumption that women lack the capacity for such complex, daring feats. The narrative framework follows their meticulous, often chaotic, preparations as they attempt to reconcile their outsider status with the logistical demands of a major heist. The story functions as a critique of gender roles, utilizing the heist as a vehicle for social commentary.

Readers frequently highlight the sharp wit and observational humor present throughout the narrative. Discussion often centers on how the author uses the heist premise to expose the limitations placed on women within Italian society at the time. Critics note the balance between the suspense of the robbery plot and the character development of the four protagonists. The pacing is often described as deliberate, allowing for a focus on the social atmosphere rather than just the mechanics of the crime. Many readers appreciate the dry, cynical tone that permeates the interactions between the characters and their environment.