Julien, 18, visits his half-brothers without warning. Max, 26, lives in an travelers' camp in the middle of the Cévennes forest. The two brothers had not seen each other for several years. Julien falls in love with Lise, an occasional mistress of Max with whom he makes some music. This chaotic affair upsets Julien and brings to the foreground the family conflicts that they have never addressed.

Following a psychedelic experience, two young women, Mathilde and Léa, embark on a roadtrip across France that takes them to the farthest reaches of Brittany in search of the Druids, via the Black Valley of Berry and its sorcerers.