Jean Lightfoot believes she is being followed and she receives mysterious phone calls. One day she finds a strange, well dressed woman at her doorstep, Susan Williamson, who claims to be an old sweetheart of Jean's husband Derek, but he says he has never seen her before. The Australian couple Len and Julie Wilcox is in Aidensfield to look for relatives. When Greengrass discovers they have plenty of money he offers his services to them - for a small fee of course. He also discovers that they are distant relatives of his and tries to sell them "valuable heirlooms". Jo and her father have to cope with her mother's death and take care of funeral arrangements.