An adaptation of Edogawa Ranpo's eponymous novel.

It's Tokyo and the year is 1924. A young tradesman by the name of Minoura Kinnosuke finds his fiancée murdered inside a locked room. As he struggles to find the culprit, a doctor by the name of Moroto Michio, who has long harboured unrequited feelings towards Minoura, offers to help solve the case.

Originally published as bonus content in Maruo's "Rampo Panorama" artbook (乱歩パノラマ 丸尾末広画集). Based on Edogawa Rampo's short story of the same name, an English translation of which can be found in The Edogawa Rampo Reader (Kurodahan Press, 2008).

26 pages, in English