: While Conan and Masumi Sera identify the killer, Conan loses his Voice-Changing Bow Tie during the investigation. In a rare occurrence, Mary Sera (the "Sister from Outside the Domain") finds the bow tie and uses it to complete the deduction while Conan is incapacitated. Major Plot Developments
: Conan continues to investigate the murder of Kōji Haneda, a shogi player killed 17 years ago. He suspects that "Asaka," Haneda's missing bodyguard, might be the high-ranking Black Organization member Rum . 864 : The Spirit Detective's Murder (Part 2)
: At the end of the case, Gin and Vodka discuss the failure of Rum in the original Haneda case and express growing suspicion toward Kogoro Mouri for involving himself in the organization's past matters. : While Conan and Masumi Sera identify the