7 Khoon Maaf film is a romantic accident story about an Anglo-Indian woman Susanna Anna-Marie John, a beautiful girl under thirty-five odd years old, married seven times because of the untimely and mysterious deaths of half a dozen of her unhappy husbands.The strange circumstances of their deaths, Susanna makes a prime accused. Do husbands deserve to die? Was the killing of necessity or pure blood lust? Is Susanna ever find his one true love?