When Nina discovers her boyfriend in bed with another woman, she decides it's finally time to channel the spirit of her idol, Nora Ephron. Her sequel to the most beloved romcom of all time – If Harry Met Sally – has been gathering dust for years, but her best friend Astrid convinces her that this is the perfect moment to finish her script and make it as the Hollywood screenwriter she always wanted to be. There's nothing standing between Nina and her dream – apart from cynical film producers, her parents' mid-life crises, Astrid's turbulent marriage, and Ben, her utterly infuriating co-writer...