Ngaio Marsh's classic first novel, which introduced Inspector Alleyn and set Ngaio Marsh on the path to international recognition. Wealthy Sir Hubert Handesley's original and lively weekend house-parties are deservedly famous. To amuse his guests, he has devised a new form of the fashionable Murder Game, in which a guest is secretly selected to commit a 'murder' in the dark and everyone assembles to solve the crime. But when the lights go up this time there is a real corpse, with a real dagger in the back. All seven suspects have had time to concoct skilful alibis -- and it is Chief Detective-Inspector Roderick Alleyn who has to try and figure out whodunit...