Freya and Frankie's longing for a baby has put their marriage under strain.
IVF is their last hope - but how do you bring a child into the world if you don't know who you are?
Freya's mother Lilias (an actress on and off stage) will tell her nothing about her father, not even his name.
When Freya signs on at a fertility clinic, she discovers a new capacity for deception in herself, while Lilias is forced to confront the limits of pretence.
As the lies and secrets unravel, it seems mother and daughter have more in common than either of them suspects.