Marionette tells the story of a therapist, who loses her grip on reality when a ten-year-old boy claims he can control her future.

In 1880 pioneering doctor Mortimer Granville,sacked from various hospitals for challenging his superiors' out-moded methods,gets a job with Dr Dalrymple,who relieves female patients' frustrations - or hysteria - with pelvic massages which allow orgasm. The handsome young doctor attracts a large female clientele and gets engaged to Dalrymple's studious younger daughter Emily but after the constant massaging brings on a carpal injury he is sacked. Fortunately an enterprising inventor friend has...