Episode 1 (S05E01)

The arrival of a baby with significant deformities attributed to thalidomide leaves the midwives grappling with the emotional fallout, while the father utterly rejects his daughter, causing distress for his wife. Trixie's venture into fitness instruction creates tension with Sister Julienne, and she grows wary of the bond forming between Barbara and Tom. Meanwhile, Delia, against her mother's wishes, decides to stay at Nonnatus House rather than return to Wales, opting for a new chapter in her life.