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Oliviero is a drunk, burned-out writer who amuses himself by hosting orgies at his grand country manor and humiliating his wife Irina. When a number of women are murdered in grisly fashion, Oliviero becomes a prime suspect.
- Release Date: August 4, 1972
- Runtime: 97 minutes
- Production countries: Italy
- Original Title: Il tuo vizio è una stanza chiusa e solo io ne ho la chiave
- Original Language: italiano (Italian)