Pierre then seizes upon the secret poison vial that Isabel carries and drinks it , and Isabel finishes the remainder , leaving three corpses as the novel ends .
Isabel and Lucy visit him , and Lucy dies of shock when Isabel addresses Pierre as her brother .
Pierre then seizes upon the secret poison vial that Isabel carries and drinks Pierre , and Isabel finishes the remainder , leaving three corpses as the novel ends .
Isabel and Lucy visit him , and Lucy dies of shock when Isabel addresses Pierre as her brother .