A writer suffering from a lack of inspiration sneaks his way into the lives of a star television journalist and his lead ballerina daughter to write, unbeknownst to them, a non-authorized biography. Meanwhile, in Brittany, twenty-year-old Bruno, who lives with his parents, doesn't yet know the consequences that this story will have on his existence...

Catherine Deneuve
as Lena Weber

Géraldine Pailhas
as Maria Canalès

Nicolas Duvauchelle
as Mathieu Roussel

Marina Foïs
as Maylis Tremazan

Jean-Marc Barr
as Jean-Paul Tremazan

Marisa Paredes
as Judit Canalès

Jean-Baptiste Lafarge
as Bruno Tremazan

Hélène Fillières
as Mélodie Khan

Gilles Cohen
as Antoine

Karole Rocher
as Sylvie / Editor