enthusiasts anxious to see the last days of a Test match in Manchester, and Miss Froy, a governess and music teacher. Miss Froy listens to a folk singer in the street, but he is strangled by an unseen murderer.

That evening, Iris is bothered by a loud noise from the room above hers. It is caused by Gilbert Redman, an ethnomusicologist who plays the clarinet for local folk dancers. She attempts to get him