Nonnatus House welcomes its newest midwife, Lucille Anderson, whom is quickly called into action from her sick bed to assist with a breech birth.
Lucille faces racism and prejudice when a new mother becomes ill. Sister Winifred is keen to have fathers be more involved in the care of their babies.
A mother abandons her children at the clinic, leaving the family devastated. When Violet and Fred organize a beauty contest for charity, Valerie and Magda both sign up.
Sister Julienne navigates a complex situation with a Pakistani family facing an unexpected pregnancy. Sister Monica Joan’s pride and independence are in jeopardy.