June 1972. 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. At the fountain Martha finds Patty on the ground deceased. Written by https://en.wikipedia.org/wiki/Love_Child_(season_4)

Matron buries her doubts about the baby swap, while Joan struggles with life as a single mother. Martha vows to uncover the truth about Patty's mysterious death. Elena fears for her life when her brother discovers the truth about her pregnancy.

Joan and Simon apply for a permanent job at the hospital but have a competitor from Simon's past. Viv decides to try a nude beach, while Martha is left minding Joan's baby. The girls from Stanton house take a trip in a borrowed car. Matron's mistake means she can't live with her bad conscience.