<p>Hercule Poirot was quite upset when the girl who walked in on his breakfast to consult him decided that he was, after all, too old to be of any assistance to her! The brief encounter intrigued Poirot, for his young visitor was worried that she might have committed a murder. So Poirot began his investigation into the life of Norma Restarick, third girl in a London flat, a true member of the younger generation...</p>