Hélène Masson visits her friend Gérôme Savignat in the isolated rejuvenation clinic owned by Dr. Devilers and his partner Dr. Berbard. But after a series of tragic events, Hélène goes further in her investigation of the clinic.

• Belstar Productions
• A.J. Films
• Annie Girardot
• Alain Delon
• Robert Hirsch
• Michel Duchaussoy
• Anna Gaylor
• Jean-François Calvé
• Guy Saint-Jean
• Lucienne Legrand