In tonight's episode Grandmother Kay helps daughter Nicola through childbirth.
Brazilian couple Joao and Marianna anxiously await the arrival of their first child together, but despite constant labour pains, it seems the baby does not want to come out.
Rotunda midwife Mikey, his husband Conleth, and midwife Rhona prepare for the birth of their child.
Polish couple Julia and Krystian arrive to the delivery suite expecting their first child. Milaois and James await laser eye surgery for their daughter Harper.
A couple are anxious when their premature son is taken into intensive care, while a mother worries about the birth of her second child because of difficulties the first time around.
After early pregnancy concerns mother of nine Rosemary checks in to the hospital hoping for the safe delivery of her tenth child, while a Mater Hospital nurse Aoife gets used to being a patient for the first time in her life while awaiting her first child
Return of the series going behind closed doors with parents and staff at The Rotunda in Dublin. Jade and Keith are preparing to meet their third baby, and Sam and Liam anxiously count down the arrival of twins whose lives are in serious danger due to having their umbilical cords entwined.
Expectant mum Kayleigh is hoping she will break the family tradition of always having C-section deliveries, while Zosia is determined to have as little intervention as possible in the birth of her first baby. Samantha and Anto arrive at the Rotunda for radical laser treatment in an effort to save the lives of their unborn twins.
Teenagers Savannah and Brandon prepare to welcome their first baby. Keshini and Tym had a virtual romance on social media before settling in Ireland, now they're about to become parents for the first time. For young parents Carrie and Fintan, meanwhile, the arrival of their new baby is bittersweet, as they recall their first child Ellie, who died shortly after birth.
Ecaterina is rushed in as her fifth child is in a hurry to make an appearance, and Ciara and Mick must come to terms with the news that one of their unborn twins will not survive.
Young couple Sophie and Daryl choice of names are proving confusing for midwife Veronica. Meanwhile, Ciara is getting ready to welcome her second baby.
Jessica and Sean are in the Rotunda for the birth of their first baby. Meanwhile, Aline and Tiago reflect on their relationship which has brought them from Brazil to Ireland.
Mother-of-four Ellie is referred to the Rotunda and finds out that her baby requires a blood transfusion while still in the womb.
Natasha and Andrew prepare for the arrival of their twins, and after a tough first pregnancy, Kate hopes that her second pregnancy will make it to full term.
Return of the documentary. Michelle and Clive return to the Rotunda three years after the birth of their first child Zach, who passed away in the hospital after being born prematurely. They are hoping they can avoid early labour again and for the safe arrival of their second child. Elsewhere, Leonie and Dan anticipate the arrival of their twins, and Sara and Vishnu prepare to welcome their first child.
Roscommon couple Orlaith and James arrive at the Rotunda for an emergency procedure on their twins, who are at 16 weeks gestation. They are hoping to save the lives of both babies, who have been diagnosed with twin to twin transfusion syndrome. Meanwhile, Katie and Seamus use humour to help them through labour, Valerie and Jeovani await the arrival of their baby, and Caroline is in the hospital with her mother Vivien as her birthing partner.
Tara and Neill return to the Rotunda hoping for the safe arrival of their baby girl, after tragically suffering miscarriages in the past. Ryan and Patrick anxiously await the arrival of their first child. Ryan has a heart condition, and her pacemaker will need to be turned off for the delivery.
After multiple heart-breaking miscarriages, Jenny is in the Rotunda hoping for a good outcome with this pregnancy. Also in the hospital, it was 'love at first swipe' for young couple Michaela and Mark, who are taking a step into the unknown as they become parents for the first time. Elsewhere, Bulgarian couple Rose and Slavi arrive from Kildare just in time for the speedy arrival of their baby girl, while Joyce discovers she is about to become a mother to triplets.
Cathy and Darren learn that their baby, who is only 20 weeks in the womb, has a very serious congenital abnormality that if left untreated will possibly be fatal.
We revisit some families to see what's happened since being at the Rotunda, including Sin Man and Ian, whose baby underwent surgery while still in the womb