I went out on to the terrace, a little disturbed in mind. Poirot’s assurance did not quite content me. However, so long as we were on our guard, nothing could happen to us. I resolved to keep thoroughly on the alert.
It was quite five minutes before Poirot joined me. With his usual precautions against cold, he was muffled up to the ears. He sat down beside me and sipped his coffee appreciatively.
“Only in England is the coffee so atrocious,” he remarked. “On the continent they understand how important it is for the digestion that it should be properly made.”
As he finished speaking, the man from the next table suddenly appeared on the terrace. Without any hesitation, he came over and drew up a third chair to our table.
“You do not mind my joining you, I hope,” he said in English.
“Not at all, monsieur,” said Poirot.
I felt very uneasy. It is true that we were on the terrace of the hotel, with people all round us, but nevertheless I was not satisfied. I sensed the presence of danger.
Meanwhile Number Four chatted away in a perfectly natural manner. It seemed impossible to believe that he was anything but a bona fide tourist. He described excursions and motor
