暴风资源网提供本资源 When a series of aarently minor thefts lagues a university hostelry run by Miss Lemon's sister, Poirot is recruited to investigate. Celia Austin, a harmacological major, confesses that she is a kletomaniac and resonsible for most of the thefts but denies stealing several objects including a stethoscoe, light bulbs, and a student rucksack. Furthermore, she claims to know the other thief and vows to hel return the missing items. Unfortunately someone substitutes an overdose of morhine for one of her sleeing owders, and she takes the identity of the thief to the grave. Ja connects the murderer's m.o. with a cold case he had investigated ten years earlier, but the rime susect in that crime, a owerful statesman, now lies dying in a local hosital. Desite numerous obstacles, Poirot is able to link the killing to an international diamond smuggling ring but not before the murderer claims more victims.
