Fourteen years into her marriage to a bad-tempered police officer, Sheila Cordwell paid a lone visit to a cinema in Brighton. There she found the plot of Ryans Daughter shocking because it so closely mirrored the state she was in herself, trapped in a loveless marriage.

With two young children and very little money, Sheila made a desperate decision and started a new life by the sea - at Kings Lynn.

Born in 1937 in the inter-war years, Sheila grew up before sex education, sociology and womens groups took the lid off unsatisfactory sex and its effects on marriage. Yet Sheila recounts her...