Aurélie, a young restaurant owner, is unhappy because her boyfriend has left her overnight. Desperate with lovesickness, she wanders the streets of Paris trying to forget her pain, but by chance she comes across the novel "The Smile of Women" in a small bookshop, which seems to refer to her restaurant and her life. Intrigued by the book and full of curiosity, she does everything she can to get to know the author Robert Miller. What she doesn't know is that Robert Miller is actually the Parisian publisher André Chabanais. But André is in a tight spot, and Aurélie is also torn between her growing affection for André and her unconditional desire to finally find the man who understands her in Robert Miller...