It's 1963, and Alison Wilson returns home to find husband Alexander dead. Soon afterward, a woman arrives at the door, claiming to be Alec's 'real wife.' Alison embarks on a mission of discovery to try and find out who her husband was, but from their wartime romance to a mysterious period in India, it soon becomes clear that Alec died holding his secrets close to his chest.

Originally broadcast on the PBS network on Masterpiece.