When the President of Ng'ombwana proposes to dispense with the usual security arrangements on an official visit to London Chief Superintendent Alleyn, is called in to try to persuade him otherwise....
Schoolgirl Julia Upjohn knows too much. In particular, she knows that without Hercule Poirot's help, she will be the next victim of a mysterious killer....
The house guests at Styles seemed perfectly pleasant to Captain Hastings. He was shocked to learn from Hercule Poirot's declaration that one of them was a five-times murderer....
