Joan wrestles with the consequences of telling Annie the truth about her baby. Shirley is left with a seriously ill baby and no money when Johnny goes on the run from the police. Viv uncovers a disturbing secret about Matron.
Joan fears the worst when Annie kidnaps her baby back from the McNaughton family. Johnny makes a shocking sacrifice and Patricia's dreams for the future are shattered when her boyfriend finally visits Stanton House.
Joan risks her career to help Annie get her baby back, unaware of the implications for Dr McNaughton. Patricia's mother visits from Melbourne and offers her daughter an early exit from Stanton House.
In the season final, Joan makes a terrible choice to save her husband. Matron fights a desperate battle to keep Stanton House open. McNaughton makes a fateful decision that has a drastic impact on Joan and Jim's future.
Joan attempts to bury her grief by throwing herself back into work, but is it too soon? Meanwhile, Elena is torn between love and duty when the father of her child proposes marriage. Martha's first dinner party could end her marriage.
Shirley fights to keep her job, as Maggie learns the truth that Shirley is her birth mother. Joan uncovers McNaughton's part in Greg Mathieson's death, and Viv loses her twins all over again.
When Joan goes into early labour, the unorthodox new head of obstetrics is the only one who can help her. Matron has her hands full with three new pregnant girls in Stanton House.
Viv goes to Vietnam to find her brother but ends up being in the care of her just-orphaned baby nephew. Joan confirms that Eva is pregnant, and Patty and Jim give in to lust.
Filled with grief after the death of her best friend Patty, Martha is determined to uncover the truth of Patty's final hours, and drags Viv along with her on a wild goose chase that ends in the last place Martha expected.
As Kings Cross is invaded by soldiers on rest and relaxation leave from the Vietnam War, Joan helps Viv track down her brother. After losing her baby, Annie's life spirals out of control until she is rescued by an unlikely guardian angel.