Set in the port town of Dover in the South-East of England, Mary Hussain suddenly finds herself a widow following the unexpected death of her husband. A day after the burial, she discovers he has a secret just twenty-one miles across the English Channel in Calais.
A madly-in-love young couple's relationship begins to suffer when they struggle to conceive a child.
Cass is sent away on holiday with her cousins where she meets a boy on a secret mission. All the while, in the back of her mind, is her sister back home in a hospital bed.
