Nélie escaped a miserable existence by becoming a nurse on the front in 1914. One day, she takes on the identity of Rose, a well-to-do young woman who died under her eyes. Nélie, pretending to be the dead woman, visits Madame de Lengwil, an extremely rich woman she begins to work as a reader for. The lie works a charm, exceeding her expectations. Nélie does not only find a roof over her head, but also what she has been missing her entire life: love. But one day, the dead woman resurfaces.