Shiba is a detective in the fifth anti-organized crime division of the Tokyo
Metropolitan Police, a.k.a. "Anti-Gang 5" specializing in handgun seizures.
Shiba's secret weapon is "S" ("spy"), an informant who plays a key role in
Shiba's information gathering. Shiba is training an informant who has been
officially accepted into Shinjuku's Matsukura Group within the Budoha crime
syndicate. One day, Shiba awakens to an anonymous phone call - "Watch out
for your S!"

Visual artist(s): Chiharu Nara