High school student Yoshiro Kobayashi (Mahiro Takasugi) is the great-grandchild of the first president of the Boy Detectives Club. He enjoys time with his friends Watari (Gaku Sano) and Saya (Mayu Hotta). One day, the Fiend with Twenty Faces appears in front of Yoshiro. Mysterious cases then takes place in sequence.
Movie tag line: "I'm looking for. Who we really are"
Production companies:
Character: Yoshihiro Kobayashi / Yoshirou
Character: Akechi Saya
Character: Watari
Character: Kaito Kurosaki
Character: Shotaro Yumeno
Character: Atsushi Tsukahara
Character: The Fiend with Twenty Faces of the Phantom (voice)
Character: Manaka [Teacher]
Character: Yoshinobu Kobayashi
Character: Saotome [Teacher]
Character: Kobayashi Yoshiro [Young]
Character: Character Not Available