Faced with a broken marriage, a woman decides to try to rekindle an incestuous relationship with her younger sister, who is married to a wealthy older man.

• Cine Azimut
• Les Films Corona
• Susan Strasberg
• Nathalie Delon
• Massimo Girotti
• Giancarlo Giannini
• Lars Bloch
• Franco Abbiana
• Gianni Pulone
• Attilio Dottesio