When tragedy strikes a Poplar family due to a severe illness, Dr. Turner’s actions come under scrutiny. Timothy is uncertain whether he wants to become a GP or a surgeon. Meanwhile, Trixie is worried about the future of midwifery in Britain.

On her rounds, Sister Julienne visits a pregnant woman living in an abandoned warehouse with visible bruises who refuses an examination. Meanwhile, the Nonnatus team cares for a man confined to an iron lung after being paralyzed by polio.

With Sister Hilda away on a refresher course, Sister Julienne steps in to carry out home visits. The new Pupil Midwives settle in. An overly protective mother struggles to cope with her daughter’s teenage pregnancy and frustrates Pupil Midwife Nancy.

Trixie has been assigned to a complicated case. Sister Hilda is called to the primary school and she asks Nancy and Sister Frances for help. Nurse Crane receives exciting news that will take her on an adventure of a lifetime.

Celebrate with the home cooks as they prepare recipes in honor of special occasions and holiday traditions. From Bar Mitzvahs to powwows, the contestants take a culinary trip down memory lane and bring a festive spirit to their dishes.

It’s summertime in Poplar, and during Violet’s first event as mayor, a young mother goes into labor. Among the chaos, May sneaks off and Shelagh receives an unexpected visit from her social worker, which puts her on edge.

With the war feeling closer to home, James desperately wants things in order and Carmody trained up to support Siegfried. Carmody and Mrs. Pumphrey clash because he can’t see her dogs the way she does. A dinner with Gerald leaves Mrs. Hall with a dilemma but watching James and Helen brace for their future gives her a new perspective.

James volunteers to be the official vet at the Darrowby Show. His ordeals include an ethical plight involving Helen’s bull.

James has to settle old scores both on and off the playing field when a familiar face returns to Darrowby, while Tristan and Siegfried must acknowledge their differences.

Mrs. Hall conquers demons from her past. While she is away, Tristan discovers the challenge of housekeeping. Meanwhile, Helen is at loose ends.

Nancy oversees a child born out of wedlock, but things take a very unexpected and shocking turn. Dr. Turner and Sister Veronica discuss a new contraception procedure: the Vasectomy. The Board of Health delivers some unwelcome news to Sister Julienne.

Tensions come to a head when Young Stringer, desperate for answers, threatens a worker boycott of the annual cricket match with Sanditon’s gentlemen. Charlotte and Miss Lambe hatch a secret plan sure to draw ire from Sanditon’s residents.

Lennox and Colbourne’s rivalry over Charlotte comes to a head, while Georgiana makes a decision that will impact her future. Edward’s manipulation of Esther takes a dark turn, Alison realizes what she’s been missing, and Tom’s woes come to a head.

Charlotte and Colbourne rush to Augusta’s aid. Tom secures a financial investment… but is delivered some devastating news. And while love blossoms elsewhere, Arthur’s heart is broken.