Эркюль Пуаро is authentic genius of the business. Therefore he is constantly brought over to the investigations by the higher circles of power. Now coming little Belgian to expose some swindler, stealing the ruby known for the whole world for an east prince being with a visit in London. Tracks conduct in the noble manor of Кингс-Лэйси. Now all his folks and their friends gathered there, to mark Christmas and taste traditional English pudding, authentic decoration of festive table. Пуаро goes there as a guest. But he is yet unaware that he will have to run into one of the most unusual businesses in the practice and that the special role in him will be played exactly by christmas pudding.