Anthony Higgins is artist "Neville" who attracts the eye of the unhappily married aristocrat "Mrs. Herbert" (Janet Suzman). She concocts a plan to have her wicked way with him by commissioning him to sketch twelve aspects of their modest stately home in return for £8 per drawing and unlimited "access" to her person. When "Mr. Herbert" has to go away, that proves convenient for all and their contraver mais...