1983. Pregnant teenager Felicity finds support from the courageous protestors at the women's peace camp at Greenham Common. But when she's arrested and thrown into the cells she goes into labour and her baby is taken away. 2024. Locked away for manslaughter Emma is haunted by the night where her carelessness caused her adopted father to die in a fire. Emma is completely alone in the world - so when her new cell mate Amanda shows her kindness Emma doesn't think twice about sharing all her secrets... Meanwhile Adele steps into a nightmare when her daughter doesn't make it home from school. When DC Rachel Rees arrives at her door asking questions she begins to unearth a buried history that spans generations. As the race to find a missing child pulls on the threads of the three women's lives will they finally unravel the truth that binds them together?