The central conflict arises when the unconventional behavior of a young American woman in Europe clashes with the rigid social expectations of the expatriate community. Daisy Miller, a spirited and independent American, navigates the social hierarchies of Lake Geneva and Rome while Frederick Winterbourne, an American long-accustomed to European customs, attempts to reconcile her perceived impropriety with her apparent innocence. The narrative framework utilizes a third-person limited perspective that centers on Winterbourne’s observations, forcing the reader to interpret Daisy’s character through his shifting judgments and cultural biases. The physical setting of the European grand tour acts as a catalyst for the social friction that dictates the characters' fates.

Discussion often centers on the ambiguity of Daisy Miller’s character and whether her actions represent genuine innocence or a lack of social awareness. Readers frequently highlight the precision of Henry James’s prose, noting how he captures the subtle nuances of social interaction and the weight of unspoken expectations. Critics often point to the contrast between the two novellas as a means of understanding James’s evolving perspective on the transatlantic experience. The pacing is generally described as deliberate, focusing more on psychological interiority and social observation than on rapid plot progression. Many readers find the exploration of cultural identity and the rigidity of social codes to be as relevant today as when the works were first published.