When a long-buried secret from her college years resurfaces on national television, Fran March must navigate the sudden reappearance of her daughter's biological father. Fran, a cartoonist living in a quiet Welsh village, finds her stable life disrupted when the man she spent a single night with years ago becomes a famous television personality. As her daughter begins to investigate her parentage, Fran struggles to maintain her current marriage and personal boundaries while confronting the unresolved past. The narrative, delivered through Fran's self-deprecating and sharp-witted first-person perspective, tracks her frantic efforts to manage the fallout of this unexpected reunion.

This novel is characterized by its lighthearted tone and the distinct, humorous voice of its protagonist. The narrative relies on the conventions of contemporary romantic comedy, focusing on the domestic complications that arise when a hidden past collides with a settled present. While the plot trajectory is often described as predictable, the strength of the work is found in the lively characterizations and the sharp, observational humor regarding middle-age life. The story functions as a character-driven exploration of how individuals reconcile their youthful indiscretions with their current roles as parents and partners.