The war is drawing to a close, but the munitions girls are still hard at work in the factory. Gladys, who's been promoted to overseer, has been feeling lonely lately. Her friend Em, and Em's daughter Lizzie, have moved away, and a lot of others have left Gosport too. Then an act of kindness towards Goldie, a homeless teenager, provides Gladys with a new friend and lodger.

But Goldie has run away from her dangerous family - a group of local gangsters and black-market smugglers, including a particular thug, a pimp, who is determined to make the girl his own

Can Gladys keep both of them safe while dealing with her own unexpected pregnancy?