Rosalind oversees the care of a teenage mom and uncovers a disturbing truth. Trixie and Matthew struggle with their change in fortune, while Joyce receives an unexpected visitor.

It is now 1969, and Call the Midwife returns with Poplar coping with the popularity of home births under the auspices of the Sisters. Season 13 will also see stories of poor housing challenges and health issues for the nurses, midwives, and nuns of the Nonnatus House.