Poirot, munthu othawa Belgium za Nkhondo Yaikulu, ndi analowa England pafupi ndi nyumba ya Emily Inglethorp, amene anamuthandiza kuti moyo wake watsopano. mnzake Hastings akadzafika monga mlendo kunyumba kwake. Pamene mkazi akuphedwa, Poirot amagwiritsa ofufuza luso lake kuthetsa chinsinsi. Iyi ndi kuika nsalu yotchinga, Poirot ndi mlandu wotsiriza.