Lake District, 1942. Spring is in the air at Mary Vale Mother and Baby Home. Beautiful Stella has been swept off her feet by a handsome GI. He proposes when she falls pregnant, but soon after he moves base, his letters stop. Lillian has been conscripted as a Land Girl, miles from her home. When her growing friendship with the married vet with a tragic past turns into something more, she faces the ultimate sacrifice. Midwife Ada is getting used to being back at work after the birth of her own beautiful baby girl. But the women face the biggest challenge of their lives when the home is engulfed in an outbreak of whooping cough.