Rampo receives an invitation to a detective game from none other than E. A. Poe. He's indifferent at first, until Poe reveals what the reward would be should he win.
For the day the great detective 
learned the truth.
.بمناسبة اليوم الذي عرف فيه المحقق العظيم الحقيقة
Per il giorno in cui il grande detective
ha scoperto la verità.
O dia em que o grande 
detetive descobriu a verdade.
День, когда великий
детектив узнал правду.