His questions rattle Kate, and she considers leaving again to keep Betty safe.Betty's focus on Kate frustrates Ivan's attempts to move forward with his relationship with Betty.
Meanwhile, Kate and Betty deal with Kate's father, who has tracked her down, and Betty confesses her true feelings to Kate, with disastrous results.
Gladys has returned to work at the factory, this time with her parents' blessings, who are using her as part of an advertising campaign.
However, everyone is at odds: James discovers that Gladys has been receiving letters from a soldier she'd accidentally agreed to marry, and the two fight over their respective indiscretions; Leon invites Kate to sing in a club with his band, which causes a rift between Betty and Kate; Lorna and her husband, Bob, clash after they find out that one of their sons is being awarded a medal for bravery.
And at the hospital, Archie contracts sepsis and asks Vera to help him commit suicide, to end his suffering.
However, she finds herself still at odds with them, wanting to do more to help the war effort.
After being nearly outed, Betty scared of being fired, begins dating Ivan, an engineer on the Blue Shift.Lorna sends Kate to work in the storeroom as punishment, after suspecting Kate is the thief; while there, she befriends an African-Canadian man named Leon Riley.While tracking down another Blue Shift worker, Hazel, who Gladys believes is the thief, she discovers that Hazel has been sleeping with James, her fiancé.Lorna looks to terminate her pregnancy and turns to Vera for help.After months of searching, Betty finally finds Kate, but is met with resistance from Kate's father, who is later accidentally killed in a struggle.Meanwhile, Marco and Lorna consummate their affair, while Gladys, depressed about her fiancé's affair, looks for ways to act out.