Episode 1

It’s 1963, and Alison Wilson returns home to husband Alexander - shortly before his sudden death. Blinded by grief and focusing on comforting her two teenage sons, Alison is bewildered when a Gladys Wilson arrives at the door, claiming to be Alec’s ‘real’ wife.

Episode 2

Visiting Coleman again, Alison demands to know who Dorothy is. Coleman tells Alison to stop digging and darkly suggests that, if she persists, she may jeopardise her sons' futures.

Episode 3

Faced with conflicting explanations of her husband's past and a startling revelation about his work, Alison finds herself questioning everything she thought she knew.