Eleven-year-old Guillaume suffers from a serious and potentially fatal heart condition. Gradually, the young boy's family fractures under the weight of his illness.

Dominique Labourier
as Janet

Jean-Luc Bideau
as Laurent

Hervé Rey
as Guillaume

Michel Dumont
as Dr. Turenne

Gabrielle Mathieu
as Émilie

Marthe Nadeau
as Ms. Fleur

Françoise Faucher
as Louise

Jean Vigny
as Dr. Carpentier

Mario Pecqueur
as Dr. Carpentier's assistant

Anne Theurillat
as Babette