Billie, who's 17, has pre-eclampsia, one of the most serious conditions that can develop during pregnancy. Carolyn and John's baby has a cleft lip. They're anxious to discover how serious it is.

Midwife Linda is retiring after 38 years. Michelle, who's 22, comes in with her mum and sister. Her baby's father made it clear he wanted nothing to do with the birth. Linda is there to help Michelle.