Tsuishin, Okusama Ha Korosaremashita / Original Title: MURDER in POSTCRIPT (Kojibukkusu U 1-1 Hakushaku Fujin No Onayami Sodan 1)

[Machine Translation] The distress section of a very popular magazine in 19th century London receives letters from readers with all kinds of problems, such as love, beauty, and child-rearing. The mysterious Lady Agani, who gives candid advice, is actually Amilia, the widow of a young count. One day, a letter arrives at Amilia's door that appears to have been written in haste. It says that she has witnessed something terrible and needs her help. If her identity is discovered, the count's name will be damaged, but she can't just leave her precious readers in the dark... When he sneaks out of the mansion at night and goes to the meeting place mentioned in the letter, he finds the body of a woman who seems to be the sender. Unable to tell the police the whole story, Amelia and the Marquis of Bainbridge, who was present at the scene, decide to search for the murderer!

19世紀ロンドンで大人気の雑誌のお悩み相談コーナーには、恋愛、美容、育児など読者のあらゆる困りごとの手紙が届く。それらに率直な助言をしている謎の人物レディ・アガニの正体は、実は、若き伯爵未亡人のアミリアだった。あるとき、いかにも急いで書いたように見える手紙がアミリアのもとに届いた。そこには、大変なものを目撃してしまったので助けてほしい、とある。自分の正体がばれると伯爵家の名前に傷がついてしまう、けれど大切な読者を放っておくなんてできない...夜に屋敷をこっそり抜け出して、手紙にあった待ち合わせ場所へ行くと、差出人らしき女性の遺体が。警察にすべての事情を話すことができないアミリアは、その場に居合わせたベインブリッジ侯爵とともに、犯人を捜すことに!