London, 1923. Like so many single women after the Great War, Beatrice Cade, a thirty-seven-year-old typist, is holding tight to her small scrap of independence and trying to build a life for herself.
When charismatic visiting salesman Tom Ryan directs his attention at her, Bea falls hard for him. But Ryan is married with a child. And his wife, Kate, has worked to create a seemingly happy domestic life. When Bea is found dead and Tom Ryan is in the frame for her murder, it looks like Kate will do anything to protect her family . . .