Married at 15 and widowed at 49, Frances Hart has known the duties of being mother and wife, but never experienced the joys of being a woman. Determined to widen her horizons, she sets out to explore London's sensual glory. James Whitcox, a successful lawyer now widowed, understands the meaning of duty but has never known passion. He joins an exclusive society that gathers to discuss sex, and when he hears France's ideas regarding women's sexual needs, he just has to put them into practice]].