Frog in the Throat

When Virginia Freer spends a weekend with her friends the Boscotts the last person she expects to meet is the lying, light-fingered charmer who was her husband. She and Felix have been separated for several years. Yet within a few hours of a party given to celebrate the engagement of a local poet and a best-selling novelist, the novelist's sister arrives distraught on the Boscotts' doorstep to announce that she has found her shot dead in their bungalow next door.
And when Virginia, Felix and the Boscotts reach the scene they find that something very strange has happened to the corpse .