About this title: Shiba is a detective in the fifth anti-organised crime division of the Tokyo Metropolitan Police, specialising in handgun seizures. Shiba's secret weapon is 'S', an informant who helps with Shiba's information gathering. Shiba is training an informant who has been accepted into the Matsukura Group within the Budoha crime syndicate.
Note: This is a general synopsis. Each listing is described below.