Olejar Books

Thirteen guests arrived for dinner, In retrospect, maybe Sir Charles Cartwright, the great actor, should have taken his secretary up on her offer to be the fourteenth.
For at the end of the evening one of the guests is dead - but when his glass is sent for analysis it is found to contain nothing but an excellent dry Martini. It is just as another of the guests, Hercule Poirot, predicted.
What causes the famous detective greater trouble, however, is the complete lack of a motive...