《黄蝶翩翩舞，花间轻吟醉人心》攻强迫囚禁虐受怀孕

　　Exactly two years ago, in Buenos Aires, circumstances prevented Poirot from investigating the sudden death of the beautiful Iris Russell. Now he has the chance to try again, this time in London, when a yellow iris, mysteriously left on his doorstep, alerts Poirot that the killer may strike once more.