Cathy Wilson is driving to Norfolk, to begin her new job with the Harvey family. She is going to look after the two young children, Tim and Susan. Cathy meets the children's father, and their grandmother, and their aunt. She meets Nick, the farmer who lives across the fields. But she doesn't meet Miranda, the children's mother, because Miranda is dead. She died two years ago, and Cathy cannot learn anything about her. Everybody remembers Miranda, but nobody wants to talk about her . . .