Gwen is a teenager living in a small coastal town. Lise is her best friend, a city girl who comes every year with her family to spend the summer. This year things are different though; at first Lise might not come at all, and when she does it is obvious that Gwen grew up faster than she did.
Les EnChantières, an association of women sharing building skills, set about building their own workshop in Montreuil. Initially utopian, this large-scale participatory construction site, open to all, quickly turned into a great emancipatory adventure, nourished by revolts and dreams.