The Shadow Players — Linda Sole

After a comfortable upbringing in Norfolk, the attractive and well-off Aline lands an interesting job in London - and when she meets handsome and successful Piers, her happiness seems complete. But she's troubled by disturbing, terrifying memories that she doesn't understand. As a child Aline was attacked on the marshes and this memory continues to haunt her. The past is coming back to reclaim her, and she soon grows to believe her adoring husband is her long-ago assailant.