After the death of her father, 22-year-old Céline inherits most of his estate, but gives it to her stepmother, causing her greedy fiancé to leave her. Following several failed suicide attempts, Céline is hospitalized and comes to the attention of a nurse, Genevieve, who has struggled with depression. Under her personal care, Céline gradually recovers, and the two women grow close.

A woman discovers curious erotic messages on a lost cell phone in the train. When she meets the owner of the phone, a liberated young woman, the two of them embark on an erotic journey.