A fantastic historical fiction mystery by the author of the Inspector Grant series. Miss Pym is a popular English psychologist, she goes to a private girls' school run by an old friend as a guest lecturer. She stops a girl from cheating on her final exam by destroying her crib notes - but her cover up of one crime leads to another. When another girl is found dead in the gym, Miss Pym does not believe it is an accident. But when she believes she has solved the crime, she may not have fingered the correct killer. A fascinating novel with a twist ending that will leave you wondering if Miss Pym does the right thing. It does start off slowly, but picks up later on. This would be an interesting book club selection.