Kate Golightly must find a fake boyfriend who resembles a famous historical figure to impress her high school nemesis at an upcoming wedding. Kate, seeking to escape her past, travels to the Cornish coast with her best friend and boss, Izzy. The sea air offers a chance for relaxation, but a sudden invitation to a wedding throws her into a panic. She has committed to attending with a boyfriend who looks like Ross Poldark, a man she does not have. With only two weeks to find this specific look-alike, Kate faces immense pressure for the Cornish coast to provide the solution to her predicament.

This novel is characterized by its humorous and moving romantic narrative, as suggested by the author's reputation as a bestseller. The premise sets up a classic romantic comedy scenario with a ticking clock and a specific, quirky requirement for the male lead. The story likely focuses on Kate's efforts to navigate her social obligations while dealing with her past and finding unexpected connections. The setting of the Cornish coast implies a picturesque and potentially relaxing atmosphere that contrasts with Kate's internal and external pressures.