The narrative examines the disillusionment of two Irish women as they navigate the restrictive social and marital expectations of mid-twentieth-century London. Kate and Baba, having escaped their provincial upbringing, find their friendship tested by the harsh realities of their respective marriages. The story follows their attempts to reconcile their personal desires with the rigid moral and domestic structures imposed upon them. O'Brien employs a sharp, observational prose style that captures the internal friction of characters caught between traditional values and modern autonomy.

Discussion often centers on the stark, unvarnished portrayal of marital failure and the evolving bond between the two protagonists. Readers frequently highlight the author's ability to capture the specific anxieties of women attempting to navigate a patriarchal landscape. Critics often note the shift in tone from the earlier works in the trilogy, pointing to a more cynical and somber examination of the characters' lives. The text is recognized for its contribution to the conversation regarding the limitations placed on women's agency during this historical period. Many readers find the narrative's focus on the erosion of idealism to be a defining feature of the work.