[DeepL Translation - needs review] Introduction to Volume 1: Unraveling the Untold Days of Research - William and his friends visit the former Moriarty residence in Durham, now in ruins. There, they find the research records of various "favorite" cases, which Lewis secretly continued to admit. William's "play" inspired by Moran's cheating in the gambling hall, and the dangerous "test" of the three childhood brothers who volunteered to be apprenticed to "Jack the Ripper". The "test".... The c...
