Sunderland 1941
As the war drags on, the shipyard girls find themselves facing their own battles.

Gloria is over the moon with her bundle of joy, but Hope's first weeks are bittersweet. Gloria's love, Jack, is still missing at sea, and with their future as a family so uncertain, Gloria must lean on her girls to get her through.

Meanwhile, head-welder Rosie has turned her back on love to keep her secret life safe. But her persistent beau is determined to find out the truth and if he does, it could ruin her.

And there is finally a glimmer of hope for Polly and her family when Bel and Joe fall in love. But it isn't long until family secrets threaten to pull them all apart.

As the shipyard girls face hardships at home, their work and their friendship helps pull them through.