A seven-part docuseries about the unsolved murder of a nun and the horrific secrets and pain that linger nearly five decades after her death.

Sixteen-year-old Jennifer disappears one night from her village in the Ardennes. Captain Gaspard Deker leads the investigation with local cop Virginie Musso, who knew the girl well. They are helped by Eve, a lonely and mysterious woman.

As she deals with an unexpected pregnancy, D.I. Helen Weeks must return to the hometown she loathes, to help her childhood best friend who is in the centre of a media frenzy following the abduction of two teenage girls.