The body of Agnes Gray, a woman who loved only animals, is found in the river - but she did not drown. And then her cousin Esslyn Carmichael is tricked into killing himself on stage during an amateur production of the murder mystery Amadeus. Barnaby has to get to grips with clues which include adultery, dramatic ambition, stolen religious art, and large donations to animal charities, before unmasking a killer who proves to be mad.Meanwhile, love begins to blossom between Cully Barnaby and Nico Bentley, one of the cast of Amadeus...

Unearthly happenings in and around a local museum create an atmosphere of terror.

Julian Shepherd, who has most of his money invested in Charles Edmonton's new invention, is found drowned, and there is every appearance that he killed himself due to money problems. Then a villager who has been stealing peregrine falcon eggs from Charles's widow is also found dead, and Barnaby and Troy investigate.