A ghost was seen on the 12th floor of the Asakusa Juunikai building. A newspaper article featuring the sighting brought together Takuboku Ishikawa, who runs a private detective agency and his assistant Kyosuke Kindaichi to solve the case.

• Shintaro Asanuma
• Takahiro Sakurai
• Yukiya Hayashi
• Kenjiro Tsuda
• Soma Saito
• Yuuichirou Umehara
• Kensho Ono
• Makoto Furukawa