Melody, 28 years old, a confused child born under the name X, decides to rent out her body in order to get the money she needs to realize her dream: opening a hair-dressing salon. To do so, she accepts to carry the child of Emily, a rich English woman 48 years old who can no longer have children. To make sure everything goes well and keep an eye on her future child, Emily decides to welcome Melody into her home and stay by her side throughout the pregnancy. Although they first appear to come from completely different worlds, the two women end up adopting each other: Melody finds in Emily the mother she never had, and Emily sees in Melody the daughter she always wanted to have. Evidently, the bonds that emerge during this double maternity create all sorts of doubts and questions.

Lola Arendt, 8, vanishes while on vacation on a wild Scottish island. Shattered by her disappearance, her parents, Sarah and Martin, separate. Two years later, Lola is found at the exact same spot. Martin returns to the island to bring her home. His delight at being reunited with Lola soon gives way to suspicion and fear. Why won't Lola talk? Who are these men watching them? What did Sarah know about Lola's disappearance? And who is beautiful and mysterious Norah Kross? When the weather conspires to stop them leaving, Martin and Lola embark on a journey across the island with Norah, headed for a tragic discovery...

French adaptations of the stories by Agatha Christie.

The children of a small European mountain village end up being its only residents, soon after the adults cannot take their behavior any longer.