Briony and Lorraine were born with faulty heart valves and plumbing. Like many congenital heart-
I I disease patients now surviving into adulthood, they were always advised of the risks of getting pregnant; heart disease is, after all, the largest cause of maternal death. Under the care of their consultant cardiologist, Fiona Walker , whose team is turning past medical expectation on its head, we follow an intimate nine months of emotional upheavals and events as they prepare for motherhood. Producer Adrian Washbourne