Detective Tarao goes undercover to battle an evil gun smuggling business.

The eighth film in the "master detective with seven faces" series. Bannachi patrols the town in his taxi when he sees a man heading into Shiodome Town. Next day the man is found brutally murdered and the mystery starts to unravel.

Masanori Igayama, who directed "Mito Komon Manyuki: The Counterattack of Toukuzaki," will direct the screenplay by Shinji Tsugei, who also directed "Ah Toyamaru," and Hiroshi Fukushima, who worked on "Itako Jowa Nagareboshi Sandogasa," will be in charge of cinematography. The performers include Ryunosuke Tsukigata and Saburo Akechi