The special is set 3 years prior to the drama series, with the story being related to a murder case that was partly referenced in the original show. Detective Kusanagi is looking to solve a murder mystery, and he gets back in touch with his former badminton teammate, the brilliant professor Yukawa Manabu.
Masaharu Fukuyama
Masami Nagasawa
Kazuki Kitamura
Ikkei Watanabe
Miki Maya
