In the eyes of the law, former neonatal nurse Lucy Letby is one of Britain's worst ever serial killers, found guilty of the murder of seven babies and the attempted murder of many others. This documentary explores new questions that have emerged about the case, as well as meeting experts who hope to have it officially reviewed

An engaging and thought-provoking look at Lucy Letby, the former nurse serving life in prison after being convicted of the murders of seven infants and the attempted murders of seven others.