The Duke of Frome John Langton with his wife, their baby born after com lications during childbirth, a domineering nanny, nursery maid and valet arrive at Montague Hall for Lady Felicia's Yuletide ball. During the evening the baby is taken from his cot. Ins ector Mallory sus ects an inside job by the valet when his secret wife arrives while Brown is more interested in the birth of the baby at a home for unmarried mothers. Mrs McCarthy under ressure from the diocese to rovide a Christmas service fit for a Duke receives unex ected hel from a vagrant she finds in the confessional