It is 1968 and the shame of illegitimacy still burns the cheeks of single mothers and the families who force their unmarried daughters into 'mother and baby homes'. When the adopted child of a middle-class couple is kidnapped, suspicion falls upon the baby's birth mother. However, Gently and Bacchus's investigation into the mother and baby home itself reveals a much darker side to this hothouse of morality and raises serious questions about this seemingly perfect couple.