Alexandre Mourot, director and father, explores for a year the experience of learning in the oldest Montessori school in France, where children aged between 3 and 6 create their own learning experiences.

Three years after Vanished by the Lake, Lise and Clovis are now by another lake, in Annecy, and face the challenge of a new family life with their nine-month-old son Tom as the couple takes on a demanding new investigation.

The woman, whose troubled son has left a home, informs two different men from her past that each of them is a real father. Too different men.

A swindler's activity indirectly caused a political crisis in France in the last years before World War II.