Nineteen years after being the first triplet to be delivered at Liverpool women's hospital, Kirsty returns to have her own baby. Meanwhile, family man James looks forward to meeting baby number five.
The maternity ward is full. Self-confessed princess Sarah and her devoted fiancé Chris arrive eight weeks early, while Mormons Chloe and Daniel dream of a large, busy family.
Self-confessed ladies' man Michael has changed his ways after meeting his perfect match, Natalia. Natalia comes to Liverpool women's hospital to have her fourth child by caesarean section.
The dads are under the spotlight in this episode. Soldier Jack's more confident about going into battle than changing nappies. Billie and her ex-partner Nathan plan to raise their child together.
This episode explores the secrets of a good relationship. An inseperable couple are parted by an emergency during labour, and an independent businesswoman reassesses romance.
Career woman Charlene's mum and aunt use humour to help her come to terms with becoming a mother. Jess, who's 21, hopes to become the best mum possible with help from her flatmate Lauren.
Jenny and Gareth, who has multiple sclerosis, focus on a new adventure into parenthood. Tina has twice had emergency caesareans. Now she hopes to experience her first natural birth.
Doctor Ruby suffered with post-natal depression after the birth of her and Colin's first child. Will it be Ruby's hard-working ethos or Colin's jokey ways that help with the arrival of their new baby?
Karra and Danny's three-year-old son has a rare condition and needs 24-hour care. Now they're expecting their third child. Mandy and Melvin are both deaf. They're hoping for a second chattering child.