Joan's new career as a doctor is threatened when she helps a pregnant teen. Viv's estranged mother tries to take control of her life. Annie learns a harsh lesson as a single mother in 1970s Kings Cross.

Patricia refuses to sign adoption papers for her unborn baby, with tragic results. Joan gets closer to finding the family of Gail's orphaned baby. Matron's world is rocked when her biological son is released from prison. Martha is swept off her feet by an admirer.